Due to ____, trophic level affects the pollutant concentration in an organism’s tissues

a. bioaccumulation
b. biological magnification
c. ecosystem degradation
d. the ozone layer


e. ground-level ozone


ANSWER: b

Biology & Microbiology

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Excess glucose in the human diet can result in

accumulations of a. pyruvate. b. NADH. c. fat. d. lactate. e. ATP.

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Which process provides the genetic variability that natural selection acts on during evolution?

a. fitness b. mitosis c. mutation d. adaptation e. artificial selection

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If we use the letter P to represent the polydactyly gene, what is Jake's genotype?

A) PP B) Pp C) pp

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The large seaweed known as kelp is classified as a member of the

A) Chlorophyta. B) Phaeophyta. C) Chrysophyta. D) Rhodophyta. E) Deuteromycete.

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