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Bio101Final
Final study guide for biology 101
| Question | Answer |
|---|---|
| All prokaryotic organisms | lack a nucleus |
| A localized group of organisms that belong to the same species is called a | population |
| Chemoautotrophic organisms such as the methanogens take inorganic compounds and initially convert them into organic | carbohydrates |
| The first word of a scientific name, such as Giardia lamblia, is the | genus name |
| A population of organisms consists of individuals of the same species within a biological community. These populations undergo genetic changes throughout time due to environmental influences. What term describes this evolutionary process? | natural selection |
| Entropy is the | measure of disorder in a system process by which my coffee gets cold as it sits on the desktop while I take this very scary test overall energy loss as the universe continues to expand and cool chaos, the random movement and loss of usable energy (e.) |
| A _____ is an obligate intracellular non-living parasite which can only replicate within a living cell. Even though these infectious particles are considered non-living, they contain DNA or RNA that is surrounded by a protein capsid. | virus |
| Another term that could best describe bacterial life would be | prokaryotic |
| What sugar is found in an RNA molecule? | ribose |
| Which group would you most likely find multicellular organisms? | Plantae |
| What best describes cyanobacteria bacteria? | prokaryote |
| For a molecule to be considered organic it must contain what two elements? | carbon and hydrogen |
| How do the greenhouse gases warm the lower atmosphere? | Molecules such as methane and carbon dioxide become 'excited' when hit by infrared radiation. |
| Prokaryotic and eukaryotic cells have which of the following features in common? | ribosomes |
| The study of algae is called | phycology |
| Concerning a scientific study, an independent variable is a factor that the researcher | manipulates |
| Visible light is a part of the _____________________, which also includes gamma rays, x rays, ultraviolet light, and radio waves. | electromagnetic spectrum |
| The majority of life forms on Earth are | unicellular |
| Why is it important that an experiment include a control group? | Without a control group, there is no basis for knowing if a particular result is due to the variable |
| A unit of heredity existing on an organismal chromosome (DNA)? | a gene |
| How far back does the first evidence of eukaryotic life occur in geological records? | ~1.8 bilion years |
| An organism that can produce its own carbohydrates would be described as | autotrophic |
| ____________ are a symbiotic relationship between a fungal partner and an algal partner. | Lichens |
| When organisms live together in a symbiotic relationship that is harmonious and seems to benefit both life forms, it is considered to be a ______________ relationship. | mutualistic |
| HCl is a very strong acid because | this molecule directly increases the amount of H+ ions in solution |
| The human being is made up of numerous cell types. Approximately how many cells make up the average human adult body? | 10 trillion |
| How many eukaryotic domains are there? | 1 |
| An educated scientific guess or speculation is called a | hypothesis |
Created by:
XXxxTristanxxXX
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