Which is (are) the predominant second messenger(s)

involved in regulating glucose metabolism?
a. insulin
b. glucagon
c. adenyl cyclase
d. cAMP
e. all of these


Answer: d

Biology & Microbiology

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Which of the following is true regarding bacterial genetics?

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The physical place where members of a population typically live is termed a

A. symbiont. B. niche. C. habitat. D. community. E. competitive zone.

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In the thylakoid membranes, the pigment molecules in a light-harvesting complex _____

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