The chemical reactions in cells are called ____

a. substrate
b. coenzymes
c. receptor sites
d. metabolism
e. active site


ANSWER: d

Biology & Microbiology

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Considering solutions with the following pH, which is alkaline?

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Electron microscopes have an advantage over light microscopes because

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Which example is most clearly a case of density-dependent population regulation?

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A recessive allele in tigers causes the white tiger. If two normally pigmented tigers are mated and produce a white offspring, what percentage of their remaining offspring would be expected to have normal pigmentation?

A) 25% B) 50% C) about 66% D) 75% E) about 90%

Biology & Microbiology