Everything everything
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Which of the following is NOT a property of life? Energy utilization, Movement, Order, Homeostasis | show 🗑
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| Which is the correct order of hierarchical levels of living systems? | show 🗑
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| show | The use of specific observations to develop general principles. Inductive reasoning represents the synthesis of information to form a possible explanation (hypothesis) that will apply to all cases.
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| show | a possible explanation of an observation. A hypothesis represents a scientist’s “best guess” about how the world works.
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| show | It demonstrated that cells can only arise from other cells. The germ hypothesis proposed that life only comes from life—or in this case, cells come from preexisting cells.
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| show | a statement of how the world works that is supported by experimental data. Scientific theories are based on evidence and are open to revision as new evidence is gathered through the process of scientific discover
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| How is the process of natural selection different from that of artificial selection? | show 🗑
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| How does the fossil record help support the theory of evolution by natural selection? | show 🗑
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| show | It demonstrates that simple organisms predate more complex organisms.It provides evidence of change in the form of organisms over time.
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| How does the field of molecular genetics help support the concept of evolution? | show 🗑
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| show | all living things are made up of cells
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| show | it encodes the information for making a new individual
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| show | Bacteria and Archaea include single-celled organisms
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| Evolutionary conservation occurs when a characteristic is— | show 🗑
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| A sign stimulus, innate releasing mechanism, fixed action pattern, and supernormal stimuli— | show 🗑
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| show | an animals learns that a particular behavior leads to a reward or punishment.
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| show | there are two components to this behavior—a genetic template and learning.
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| show | orientation and navigation, respectively
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| show | the former is always species-specific
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| Behavioral ecology assumes— | show 🗑
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| show | a higher energy item might be less valuable than a lower energy item if it takes too much time to capture the larger item
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| The showy tail feathers of a male peacock evolved because they— | show 🗑
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| From the perspective of females, extra-pair copulations (epc)— | show 🗑
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| show | haploid
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| show | sister-in-law
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| show | will only occur when the fitness benefit of a given act is greater than the fitness cost
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| show | differences among individuals could lead to evolution by natural selection
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| show | are affected by the distribution and abundance of predators,respond to long-term climatic changes
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| show | populations with negative growth rates are a part of the former
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| show | have a clumped distribution in their environment
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| When ecologists talk about the cost of reproduction they mean— | show 🗑
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| show | means that as clutch size increases, offspring size decreases
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| show | that only logistic growth reflects density-dependent effects on births or deaths
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| show | mortality rates are highest for older individuals
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| show | Both the world and the U.S. populations will grow, but the world population will grow more rapidly.
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| show | dN/d approaches 0
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| show | An extremely hot summer in which cool burrow retreats are fewer than the number of individuals in the population
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| show | support the individualistic concept of ecological communities
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| show | the species that uses the limiting resource most efficiently should drive the other species extinct
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| show | evolution of a predator response should be favored by natural selection
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| In order for mimicry to be effective in protecting a species from predation, it must— | show 🗑
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| show | A clownfish living among the tentacles of a sea anemone
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| show | noninjurious insects off mammals is an example of commensalisminjurious ectoparasites off mammals is an example of mutualismscabs to so they can feed on a mammal’s blood is an example of parasitism
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| A species whose effect on the composition of a community is greater than expected based on its abundance can be called a— | show 🗑
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| show | coexistence of the competing species is more likely
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| show | may change their habitat in a way that favors the invasion of other species
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| Species diversity of very early and late successional stages— | show 🗑
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| The fundamental niche of an organism— | show 🗑
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| Resource partitioning— | show 🗑
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| Lichen growing on the surface of rocks provides an example of— | show 🗑
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| Photosynthetic organisms— | show 🗑
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| Nitrogen is often a limiting nutrient in many ecosystems because— | show 🗑
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| Some bacteria have the ability to “fix” nitrogen. This means— | show 🗑
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| show | Most phosphorous released from rocks is carried to the oceans by rivers.
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| Based on results from studies at Hubbard Brook Experimental Forest, what would be the predicted effect of clearing trees from a watershed— | show 🗑
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| show | 90%
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| show | biomass
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| show | an increase in the number of herbivores and a decrease in the amount of vegetation
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| Bottom-up effects on trophic structure result from— | show 🗑
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| At Cedar Creek Natural History Area, experimental plots showed reduced numbers of invaders as species diversity of plots increased— | show 🗑
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| Species diversity— | show 🗑
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| The equilibrium model of island biogeography suggests all of the following except— | show 🗑
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| show | would not exist
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| show | drives global wind and ocean circulation patterns
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| What two factors are most important in biome distribution? | show 🗑
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| In a rain shadow, air is cooled as it rises and heated as it descends, often producing a wet and dry side because the water-holding capacity of the air— | show 🗑
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| The main cause(s) driving the difference between a tropical rain forest and a temperate evergreen forest is— | show 🗑
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| Thermal stratification in a lake— | show 🗑
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| show | high oxygen, and low nutrient availability
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| show | introducing nutrients into the water, which stimulates plant and algal growth
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| Deep sea hydrothermal vent communities— | show 🗑
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| show | pollutants increase in concentration in tissues at higher trophic levels
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| show | Factory effluent pipe draining into a river
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| Statements that CO2 is increasing compared with historical levels— | show 🗑
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| The loss of the ozone layer has serious implications for the quality of the environment because— | show 🗑
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| show | Retroviruses
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| show | Ribosomes
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| show | Envelope
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| Which of the following would NOT be part of the life cycle of a lytic virus? | show 🗑
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| show | phage conversion
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| show | gp120; CD4
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| The varying degrees of resistance to HIV in populations have been suggested to be related to the patterns of smallpox outbreaks over human history. This explanation hinges on— | show 🗑
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| Current research has focused on blocking what receptor on the T cell lymphocyte in order to protect it from infection by the HIV virus? | show 🗑
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| Which of the following HIV treatments prevent the formation of a functional capsid? | show 🗑
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| show | Influenza
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| show | virus
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| show | Mad cow disease Scrapie Variant Creutzfeldt-Jacob disease
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| An infectious RNA without a capsid or envelope is called a ____________. | show 🗑
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| show | Coronavirus
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| show | prions
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| show | A hydrocarbon found in an ancient rock layer
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| Isotopic dating is a technique used in __________. | show 🗑
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| In a volcanic vent, rich in hydrogen sulfide, you discover a new single-celled nonphotosynthetic organism that lacks a nucleus. Based on these characteristics, you initially decide to classify it with the ___________. | show 🗑
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| show | Multiple, linear chromosomes
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| show | Ether-linked phospholipids
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| Which of the following is present only in a gram-positive cell? | show 🗑
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| show | nucleoid region
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| show | phage packaging host DNA instead of phage DNA
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| show | conjugation
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| A chemolithoautotroph bacteria gets its carbon from _________ and its energy from _________. | show 🗑
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| Which of the following bacterial species is transmitted through sexual intercourse? | show 🗑
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| Which of the following diseases is NOT caused by bacteria? | show 🗑
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| Bacteria lack independent internal membrane systems, but are able to perform photosynthesis and respiration, both of which use membranes. They are able to perform these functions because— | show 🗑
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| Plants cannot fix nitrogen, yet some plants do not need nitrogen form the soil. This is because— | show 🗑
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| show | Bioremediation
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| Which of the following is correct regarding the phylogenetic nature of kingdom Protista? | show 🗑
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| Which of the following events is believed to have occurred first in eukaryotic evolution? | show 🗑
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| Which of the following would be a key identifying characteristic of an organelle that has undergone secondary endosymbiosis? | show 🗑
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| The evolution of which of the following provides for higher levels of genetic recombination and variation? | show 🗑
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| A protist that lacks mitochondria would most likely be classified with the ________. | show 🗑
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| show | An organism with a single mitochondrion in each cell
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| A species that is photosynthetic, with fine hairs on the flagella, would be classified with which of the following groups? | show 🗑
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| The organism that causes red tide is a(n) _______ and belongs to the clade __________. | show 🗑
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| What characteristic separates the Rhodophyta and the Chlorophyta? | show 🗑
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| show | Euglenoids
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| The disease malaria is caused by a species of the genus________, which belongs to the _______. | show 🗑
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| In the following below, which multicellular eukaryotic kingdom is NOT linked to its correct protistan ancestor? | show 🗑
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| One of the earliest examples of multicellularity occurs in the ________. | show 🗑
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| show | Nucleus
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| show | The micronucleus
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| show | All of the above are matched correctly (Stomata—allow gas transferTracheids—allow the movement of water and mineral, Cuticle—prevents desiccation)
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| Which of the following species most likely directly gave rise to the land plants? | show 🗑
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| Which of the following would not be found in a member of the bryophytes? | show 🗑
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| Which of the following statements is correct regarding the bryophytes? | show 🗑
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| show | lycophytes
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| show | Sori
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| Which of the following adaptations allowed plants to pause their life cycle until environmental conditions are optimal? | show 🗑
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| Which of the following gymnosperms possesses a form of vascular tissue that is similar to that found in the angiosperms? | show 🗑
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| show | gnetophyte
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| show | meiosis
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| show | Megaspore
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| show | The gynoecium
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| show | zygote; primary endosperm
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| Which of the following potentially represents the oldest known living species of Angiosperm? | show 🗑
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| Which of the following is NOT a characteristic of a fungus? | show 🗑
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| A fungal cell that contains two genetically different nuclei would be classified as _________. | show 🗑
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| Which of the following groups of fungi is NOT monophyletic? | show 🗑
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| show | Chytridomycota
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| show | Deuteromycetes
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| The early evolution of terrestrial plants was made possible by mycorrhizal relationships with the _________. | show 🗑
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| In a culture of hyphae of unknown origin you notice that the hyphae lack septa and that the fungi reproduce asexually by using clumps of erect stalks. However, at times sexual reproduction can be observed. To what group of fungi would you assign it? | show 🗑
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| In a life cycle of a typical Basidiomycota, where would you expect to find a dikaryotic cell? | show 🗑
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| show | It reproduces asexually by a process called budding.
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| show | Ascomycota
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| Penicillium and Aspergillus are both classified as ____________. | show 🗑
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| Symbiotic relationships occur between the fungi and _________. | show 🗑
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| A fungal relationship between a forest tree and a basidiomycete would most likely be classified as an example of __________. | show 🗑
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| Symbiotic relationships between animals and fungi are focused on which of the following? a. Protection from bacteria b. Colonization of land c. Protection from desiccation d. Exchange of nutrients | show 🗑
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| Which of the following species of fungi is not associated with diseases in humans?a. Pneumocystis jirovecib. Aspergillus flavusc. Candida albicansd. Batrachochytrium dendrobatidis. | show 🗑
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| show | Lack of cell walls
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| show | muscle tissue; nervous tissue
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| show | meiosis
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| The evolution of bilateral symmetry was a necessary precursor for the evolution of __________. | show 🗑
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| show | coelomate
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| show | Segmentation is a requirement for a closed circulatory system.
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| show | Tissues
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| show | Molecular systematics
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| Which of the following characteristics would NOT apply to a species in the Ecdysozoa? | show 🗑
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| The most recent phylum to be added to the animal kingdom is the ____________. | show 🗑
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| The _______ contain the greatest number of known species. | show 🗑
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| Which hypothesis for the evolution of the Metazoa suggests that they evolved from organisms similar to modern ciliates? | show 🗑
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| The evolution of which of the following occurs after the Cambrian explosion?a. Cephalizationb. True coelomc. Segmentationd. None of the above | show 🗑
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| show | All of the above
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| In modern phylogenetic analysis of the animals, the protostomes are divided into what two major groups based on what characteristic? | show 🗑
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| Which of the following classifications best describes a species that does not molt, possesses a coelom, and whose larval stage utilizes a trochophore? | show 🗑
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| show | Arthropoda
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| show | Multicellularity
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| Which of the following cell types of a sponge possesses a flagellum? | show 🗑
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| Spicules and sponging are found _______ of a sponge | show 🗑
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| The larval stage of a cnidarian is known as a— | show 🗑
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| show | Mesoderm
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| Which of the following classes has an endosymbiotic relationship with a dinoflagellate? | show 🗑
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| Which of the following phyla possess true bilateral symmetry? | show 🗑
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| In the flat worm, the flame cells are involved in what metabolic process? | show 🗑
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| show | Class Turbellaria
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| The “simplest” animal with a complete digestive system belongs to _________. | show 🗑
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| Nematodes used to be classified close to the Rotifera due to the presence of a pseudocoel, but are not located closer to the Arthropods due to the presence of ________. | show 🗑
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| Which of the following is a disease caused by a nematode? | show 🗑
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| show | ctenidia
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| Torsion is a unique characteristic of the ___________. | show 🗑
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| show | cephalopods
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| Serial segmentation is a key characteristic of which of the following phyla? | show 🗑
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| show | Polychaetes
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| In annelids, which of the following chitin-based structures is used for the process of locomotion? | show 🗑
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| The distinguishing feature of the Bryozoa and Brachiopoda is the presence of _____________. | show 🗑
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| In terms of numbers, the most successful phylum on the planet is the ________. | show 🗑
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| Which of the following characteristics is NOT found in the arthropods? | show 🗑
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| show | Ecdysozoa
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| Which of the following classes of arthropod possess chelicerae? | show 🗑
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| Decapods are _____________. | show 🗑
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| What characteristic separates the Diptera, Lepidoptera, and Hymenoptera?a. Type of wingsb. Type of mouthpartsc. Type of legsd. Method of reproduction | show 🗑
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| show | Echinodermata
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| Which of the following structures is NOT a component of the water-vascular system of an echinoderm?a. Ossiclesb. Ampullac. Radial canalsd. Madreporite | show 🗑
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| show | The notochord is surrounded by bone or cartilage.
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| In the following figure, item A is the ______ and item B is the _____________. | show 🗑
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| show | cephalochordates
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| show | fish
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| show | swim bladder
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| From which group of fish did the amphibians originate? | show 🗑
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| Icthyostega represents __________. | show 🗑
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| Why was the evolution of the pulmonary veins important for amphibians? | show 🗑
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| show | reptiles
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| Which of the following groups lacks a four-chambered heart?a. Birdsb. Reptilesc. Mammalsd. Amphibians | show 🗑
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| All of the following are characteristics of reptiles, except—a. cutaneous respirationb. amniotic eggc. thoracic breathingd. dry, watertight skin | show 🗑
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| show | All of the above
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| The group of mammals that is most closely related to the reptiles is the ____. | show 🗑
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| Which of the following groups only includes the apes and humans and their direct ancestors? | show 🗑
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| Which of the following species was the first hominid to move from Africa in social groups?a. Homo habilisb. Homo erectusc. Homo sapiensd. Homo floresiensis | show 🗑
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| Fifteen years ago, your parents hung a swing from the lower branch of a large tree growing in your yard. When you go and sit in it today, you realize it is exactly the same height off the ground as it was when you first sat in it 15 years ago. The reason | show 🗑
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| A unique feature of plants is indeterminate growth. Indeterminate growth is possible because— | show 🗑
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| If you were to relocate the pericycle of a plant root to the epidermal layer, how would it affect root growth? | show 🗑
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| show | root systems contain pronounced zones of cell elongation, whereas shoot systems do not
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| show | only a and b are removed with the peel
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| show | secondary xylem; vascular cambium
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| Many vegetables are grown today through hydroponics, where the plant roots exist primarily in an aqueous solution. Which of the following root structures is no longer beneficial in hydroponics? | show 🗑
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| show | both are generally long-livedboth are multicellular
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| show | Primary growth only occurs at the shoot apical meristem.
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| show | cell division in meristematic tissue
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| Which of the following plant cell type is mismatched to its function?a. Xylem; conducts mineral nutrients.b. Phloem; serves as part of the bark.c. Trichomes; reduces evaporation.d. Collenchyma; performs photosynthesis. | show 🗑
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| Which is the correct sequence of cell types encountered in an oak tree, moving from the center of the tree out? | show 🗑
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| show | The root–shoot axis would be reversed.
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| show | whereas plant cells retain their relative positions after cell division, animal morphogenesis involves movement of cells within the embryo
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| Which of the following is NOT evident from looking at a plant embryo?a. You can tell if the plant is a monocot or dicot.b. You can tell where the shoot will form.c. You can tell wherethe root will form.d. You can tell when the seed will ger | show 🗑
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| show | Mature tissues have formed in the embryo
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| The longest period of time that a seed can remain dormant is— | show 🗑
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| show | Gametophytic tissue from the next generation
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| If you want to ensure that a seed fails to germinate, which of the following strategies would be most effective? | show 🗑
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| How would a loss-of-function mutation in the α-amylase gene affect seed germination? | show 🗑
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| Which of the following statements is not true of embryogenesis? | show 🗑
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| Which of the following are imperative for seed germination? | show 🗑
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| Cotyledons— | show 🗑
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| show | be incapable of transporting photosynthate
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| A germinating seed that does not contain a suspensor will likely— | show 🗑
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| If you were a plant pathogen, what would be the first obstacle to invading a host plant that you would have to overcome? | show 🗑
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| show | all of the above
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| show | Changing the spacing of stomatal pores in these plants
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| Your friend informs you that it is highly likely all of the plants in your yard are “infected” with some kind of fungi or bacteria. The plants look perfectly healthy to you at this time. The most prudent thing for you to do would be— | show 🗑
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| Eating unscrubbed cassava root would likely— | show 🗑
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| You decide to plant a garden with a beautiful black walnut at one end and a majestic white oak at the other end. You are quite disappointed, however, when none of the seeds you plant around the walnut tree grow. What might explain this observation? | show 🗑
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| Vegetarians whose diet consists largely of soy are less likely to develop prostate cancer because— | show 🗑
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| show | to help fight malaria
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| Some plants have developed a mutualistic relationship with parasitoid wasps. This mutualistic relationship would not occur if— | show 🗑
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| show | when their tissue is damaged, they produce proteinase inhibitors that will prevent digestive enzyme function in animals
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| A plant lacking R genes would likely— | show 🗑
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| show | develop a disease
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| show | develop memory of past pathogens to more effectively deal with subsequent infections, initiate expression of proteins to help fight the infection, kill their own cells to prevent spread of the infection
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| In the hypersensitive response, plants might— | show 🗑
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| The primary difference between plant and animal long-term recognition of pathogens is— | show 🗑
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| show | Far-red; red
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|
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| Which of the following statements provides a true example of both photomorphogenesis and phototropism? | show 🗑
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| show | The seed would germinate normally, but the plant would not become tall and spindly while it sought a light source.
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| Which of the following statements is NOT true of phytochrome? | show 🗑
|
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| We often have the misconception that plants are unable to move in their environment. Many plants, however, display daily movements to maximize their capacity to absorb light energy (such as, bean leaves). These daily changes in shape are caused by— | show 🗑
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| show | light was detected at the shoot tip of a plant
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| Auxin promotes a plant to grow toward a light source by— | show 🗑
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| show | We do not know how auxin is involved in cell signaling.
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| You have come up with a brilliant idea to stretch your grocery budget by buying green fruit in bulk and then storing it in a bag that you have blown up like a balloon. As you need fruit, you would take it out of the bag, and it would miraculously ripen. H | show 🗑
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| If you were to accidentally plant a mutant strain of barley that could not synthesize the plant hormone abscisic acid (ABA), what would you expect to happen? | show 🗑
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| show | Abscisic acid
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|
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| Gibberellins are used to increase productivity in grapes because they— | show 🗑
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| show | Gravitropism
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|
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| show | genes expressed later in plant development signal flowering,gene expression early in development suppresses flowering
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| Which of the following does NOT serve as a cue for initiation of flowering?a. Circadian cycleb. Photoperiodc. Gibberellin levelsd. Temperature | show 🗑
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| Which of the following would likely prevent flowering in a plant like tobacco (Nicotiana tobacum) that follows the autonomous pathway?a. removal of the lower leavesb. removal of the apical meristemc. continual upward-moving formation of advent | show 🗑
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| Cryptochrome is responsible for— | show 🗑
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| show | contain S genes to stop pollen tube growth during self-fertilization
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| show | Expression of B-type genes in the presumptive carpel whorl will generate staminate flowers., Loss of A-type genes in the presumptive petal whorl will allow C-type and B-type genes to produce stamens instead of petals in that whorl., Restricting B-type g
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| You have been asked to collect plant sperm for a new plant-breeding program involving in vitro fertilization. Which of the following tissues would be a good source of sperm? | show 🗑
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| If you wanted to create a super tobacco plant to increase the number of leaves per acre on a tobacco farm, which of the following strategies would potentially work? | show 🗑
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| One of the most notable differences between gamete formation in most animals and gamete formation in plants is that— | show 🗑
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| If you were to discover a flower that was small, white, and heavily scented, its most likely pollinator would be— | show 🗑
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| show | If the plants used gametophytic self-incompatibility, half of the pollen would be successful.
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| a. Connective tissues, although quite diverse in structure and location, do share a common theme; the connection between other types of tissues. Although all of the following seem to fit that criterion, one of the tissues listed is NOT a type of connect | show 🗑
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| show | Each is composed of several different kinds of tissue
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| show | Peritoneal
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| Epithelial tissues do all of the following except—a. form barriers or boundariesb. absorb nutrients in the digestive tractc. transmit information in the central nervous systemd. allow exchange of gases in the lung | show 🗑
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| Endocrine and exocrine glands form from— | show 🗑
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| Connective tissues include a diverse group of cells yet they all share— | show 🗑
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| show | chondrocytes
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| show | contain multiple nuclei
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| show | lining of blood vessels,iris of the eye,wall of the digestive tract
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| show | Neuroglia
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| The function of neuroglia is to— | show 🗑
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| Systems involved in communication and integration of information include all of the following except—a. the nervous systemb. the immune systemc. the endocrine systemd. the sensory system | show 🗑
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| show | regulation and maintenance
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| show | is a dynamic process, describes the maintenance of the internal environment of the body, is essential to life
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| show | If the temperature increases in your room, your furnace increases its output of warm air.
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| Which of the following best describes the electrical state of a neuron at rest?a. The inside of a neuron is more negatively charged than the outside.b. The outside of a neuron is more negatively charged than the inside.c. The inside and th | show 🗑
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| The _____________ cannot be controlled by conscious thought. | show 🗑
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| show | sympathetic division of the nervous system
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| Imagine that you are doing an experiment on the movement of ions across neural membranes. Which of the following plays a role in determining the equilibrium concentration of ions across these membranes? | show 🗑
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| The Na+/K+ ATPase pump— | show 🗑
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| show | By causing paralysis of facial muscles, which decreases wrinkles in the face
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| show | Membrane proteins in the postsynaptic cell
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| show | hyperpolarize postsynaptic membranes
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| Suppose that you stick your finger with a sharp pin. The area affected is very small and only one pain receptor fires. However, it fires repeatedly at a rapid rate (it hurts!). This is an example of— | show 🗑
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| You are dissecting a rat that died peacefully in its sleep at an advanced age. Which structure would you NOT expect to find in its brain? | show 🗑
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| White matter is _________, and gray matter is__________ . | show 🗑
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| A functional reflex requires— | show 🗑
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| As you sit quietly reading this sentence, the part of the nervous system that is most active is the— | show 🗑
|
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| show | controlling the opening and closing of K+ channels during an action potential
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| During an action potential— | show 🗑
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| show | D: All
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| Which of the following correctly lists the steps of perception? | show 🗑
|
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| show | They detect changes in blood pressure.
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| show | stimulus-gated ion channels
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| show | Nociceptor
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| show | the basilar membrane
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| A friend who knows that you are afraid of snakes told you that you should wrap yourself in insulation when you go into the woods so that the snakes won’t be able to find you. You now realize, after reading the chapter, that she was right (sort of) becaus | show 🗑
|
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| Hair cells in the vestibular apparatus of terrestrial vertebrates— | show 🗑
|
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| show | external chemoreceptors
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| show | They all have image-forming eyes that evolved independently.
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||||
| show | is found in primates and predators,is called binocular vision, allows for depth perception
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| You arise to a beautiful day. As you raise your eyelids and catch your first glimpse of the brand new day, the structure that actually admits light into your eye is the— | show 🗑
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| show | Cis-Retinal
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| Which of the following is NOT a method used by vertebrates to gather information about their environment? | show 🗑
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| The lobe of the brain that recognizes and interprets visual information is the— | show 🗑
|
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| show | Hormones are long-lasting chemicals released from glands.
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| You suspect that one of your teammates is using anabolic steroids to build muscle. You know that continued use of steroids can cause profound changes in cell function. This is due in part to the fact that the receptors for steroid hormones lie— | show 🗑
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||||
| show | aldosterone
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||||
| What is a neurohormone? | show 🗑
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| show | vasopressin (ADH)
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|
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| show | peptide hormones
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|
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| Your new research project is to design a pesticide that will disrupt the endocrine systems of arthropods without harming humans and other mammals. Which of the following substances should be the target of your investigations? | show 🗑
|
||||
| show | Both peptide and steroid hormones
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||||
| show | They require a transport protein in the bloodstream
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| What do growth factors, cytokines, and prostaglandins have in common? | show 🗑
|
||||
| An organ is classified as part of the endocrine system if— | show 🗑
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||||
| Which of these can easily pass through the plasma membrane? | show 🗑
|
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| Hormones released from the pituitary gland have two different sources. Those that are produced by the neurons of the hypothalamus are released through the _____________, and those produced within the pituitary are released through the _____________ . | show 🗑
|
||||
| show | Control of blood calcium
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|
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| Epinephrine, norepinephrine, and glucocorticoids— | show 🗑
|
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| Exoskeletons and endoskeletons differ in that— | show 🗑
|
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| show | The change in body structure is caused by contraction of muscles compressing the watery body fluid.
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| You take X-rays of two individuals. Ray has been a weightlifter and body builder for 30 years. Ben has led a mostly sedentary life. What differences would you expect in their X-ray films? | show 🗑
|
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| Bone develops by one of two mechanisms depending on the underlying scaffold. Which pairing correctly describes these mechanisms? | show 🗑
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| Which of the following statements best describes the sliding filament mechanism of muscle contraction? | show 🗑
|
||||
| You have identified a calcium storage disease in rats. How would this inability to store Ca2+ affect muscle contraction? | show 🗑
|
||||
| show | acetylcholine
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|
||||
| Which of the following statements about muscle metabolism is false? | show 🗑
|
||||
| If you wanted to study the use of ATP during a single contraction cycle within a muscle cell, which of the following processes would you use? a. Summationb. Twitchc. Trepped. Tetanus | show 🗑
|
||||
| show | d. 3, 1, 4, 2
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|
||||
| How do the muscles move hand through space? | show 🗑
|
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| show | c. Pressure
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|
||||
| show | b. Haversian canals are bone structures that contain blood vessels that provide materials for the osteocytes.
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|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
kameredi