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BIOS 105 Exam 2
- True or False: The component of DNA nucleotides that varies to produce organisms
DNA is deoxyribose.:
Answer False.
- True or False: IF cancer metasizes, its cells travel through bloodstream or lymphatic
system and colonize other areas of the body.:
Answer True.
3. Cilia in eukaryotic cells can be used to do any of these functions..:
Answer
- move in unison to establish current
- assist digestive tract
- beat in unison to swim
- add surface area
4. Liver cells help clean blood. Liver cells would have..:
Answer peroxisomes, which are organelles specialized to do this.
- Organisms included in diverse domain Eukarya::
Answer Fungi, protists, and ar- chaens
6. The function of nucleolus is..:
Answer assembly of components of ribosomes
- If your physician suspects you have cancer, he collects cells for genetic testing by..:
Answer all of these
8. Genotype:
Answer genes an individual has
- Tiny single celled, has cell membrane, and internally folded membranes, do not surround
specialized compartments of cells:
Answer Prokaryote 1 / 2
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- Lion kills zebra and eats portion of the zebra, a hyena finishes the zebra. What type of
consuming was done by hyena?:
Answer Scavenging
11. citizen science:
Answer participation of citizens in science research
12. Why does rapid change in climate lead to ecological problems?:
Answer evolution likely to occur quickly enough to keep pace with biome changes
13. Why are top level predators like lions, eagles, and rats rare?:
Answer only a small amount of energy is available to top trophic levels
14. The study of where organisms live and why?:
Answer Biogeography
- walleye eats minnows -> minnow eats zooplankton -> zooplankton eats algae.The
highest concentration of mercury from coal is in..:
Answer eagles that eat walleye
16. As you climb a mountain, why do biomes change?:
Answer it is colder
17. Which 2 parameters must influence location of biome?:
Answer precipitation and latitude
18. Scientists have no way to measure..:
Answer love humans have for animals
19. Advantages of bipedalism:
Answer freeing of hands to carry object and use tools
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