Biology 1000
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| Which of the following is/are an atom, isotopes, and ions? | H+
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| Which statement is NOT true about subatomic particles? | All electrons in an atom contain the
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| In a water molecule, | all of the choices are correct
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| An atom's atomic mass is best described as the mass of | protons and neutrons it contains
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| A research article indicates that researchers have used an isotope 3H to trace a certain metabolic process. From the symbol that is given, we know this is a hydrogen isotope with | One proton and two neutrons
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| Which of the following is not true about electron configurations? | Atoms with more than eight electrons in the outer shell react by gaining electrons
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| Which statement is not true about ionic bonds? | An ion has the same number of electrons as a nonionic atom of the same element
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| a coastal climate is moderated primarily by which of the following properties of water? | has a high heat of evaporation
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| which term refers to the attraction to water molecules | Hydrophilic
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| PH7 has a balance of H+ and OH- | true
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| Saturated fatty acids and unsaturated fatty acids differ in | all of the choices are differences between saturated and unsaturated
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| Which level of biological organization is composed of several tissues | Organ
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| Which sequence correctly lists the different levels of the biological organization, from the smallest and simplest to the largest and most complex? | cells-tissues-organs-organ systems-organisms
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| Which sequene of classificaation catagories is in the proper order from least to most inclusive | species-genus-family-order-class-phylum-kingdom-domain
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| Corn belongs to the kingdom | plantae
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| The three major domains of life are | archaea, bacteria, and eukaryotes
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| All the organisms of a various species living within a given area constitutes a(n) | community
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| The most important factor that determines where major ecosystems are located on the globe | climate
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| The term "biodiversity"refers to | the total number of species, variation of species, and the ecosystems in which they live
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| A possible explanation for a natural event , based oon observations and past knowledge is a | hypothesis
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| Which answer choice lists the steps of the scientific method in the correct order | observation, hypothesis, experiment, data collection, conclusion
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| Which statement about living organisms is NOT correct | Living organisms create energy
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| When you are overheated you perspire and when you are too cold, you shiver to generate heat. Which property of life is best represented by this example | homeostasis
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| Which statement is false regarding science | Correct scientific conclusions are permenant and never subject to change or refinement
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| If you place the corner of a paper towel into a droplet of water the water moves across the paper towel. which of the following would explain the movement of the water | both cohesion and adhesion
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| Which of the following elements is NOT one of the 6 most common elements in living organisms | iron
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| If the atomic number of an element is 6 and the atomic mass i 12.01, how many protons are there in the nucleus? | 6
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| Which of the following carbohydrates would NOT be a molecule used for energy storage | Cellulose
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| Organic molecules are those that contain at least | carbon and hydrogen
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| Which term is used for molecules that have identical molecular formulas but the atoms in each molecule are arranged differently | Isomer
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| A polysacccharide is a polymer made up of which kind of monomers | simple sugars
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| A dehydration reaction can also be called a __________ | condensation
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| Which carbohydrate is found in the cell wallsof plants | Cellulose
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| Which carbohydrate is found in the exoskeleton of insects and crabs | Chitlin
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| Which statement is true about RNA | One of the bases from DNA is replaced by Uracil
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| Which statement is NOT true about DNA | It contains the sugar ribose
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| The alpha helix and the beta sheet are found at which level of protein organization | Secondary structure
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| A peptide bond is found in which type of biological molecule | Protein
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| If an animal needed to store energy for long term use but not be encumbered with the weight of extra tissue, which is the best molecule for storage | High Calorie fat molecules
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| After proteins are formed by the ribosomes located on the endoplasmic reticulum, what is the next organelle to which they could be transported | Gogli apparatus
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| Which of the following help direct the movement of materials or organellesthroughout the cell | All of the choices are true- rough endoplasmic reticulum, Cytoskeleton, smooth endoplasmic reticulum
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| Which is NOT true about cell theory | It states that bacteria and other small organisms can arise spontaneously
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| which of the following gives rise to both lysosomes and vesicles | Gogli apparatus
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| What is the smallest unit of living matter | cell
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| Which of the following features is unique to bacterial cells | nucleoid region
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| Which is not true of eukaryotic cells | They contain ribosomes that are smaller than those of prokaryotic cells
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| Chloroplasts are to _______ as ______are to aerobic respiration | Photosynthesis, mitochondria
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| ___________are to ribosomes as lipids are to _______ | proteins, smooth endoplasmic reticulum
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| without a cytoskeleton, eukaryotic cells would NOT | have an efficient way to transport materials from one organelle to another
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| Mitochondria have an inner membrane sytem called thylakoid membranes | False
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