Where on Earth would primary productivity be the lowest?
a. rain forest
b. Antarctic
c. tundra
d. oceans
e. deciduous forests
ANSWER: b
Biology & Microbiology
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Substances that alter sensory perception, cause
disorientation, and inhibit the ability to perform complex tasks are a. depressants. b. stimulants. c. analgesics. d. hallucinogens. e. antipsychotics.
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The liver converts the waste product ammonia to a much less toxic molecule of ____
a. alcohol b. bilirubin c. cholesterol d. bicarbonate e. urea
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Lipids are the only class of macromolecules that contain:
A. monosaccharides. B. phosphate groups. C. fatty acids. D. amino acids. E. nucleotides.
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Restriction enzymes will not cut DNA if a single nucleotide within a recognition sequence is incorrect.
A) True B) False
Biology & Microbiology