Hormones regulate ________
A) growth, only
B) reproduction, only
C) metabolism, only
D) Growth, reproduction, and metabolism are regulated by hormones.
D
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The binding of a positive allosteric regulator molecule will
A. decrease the ability of the substrate to bind to the allosteric site. B. decrease the ability of the substrate to bind to the allosteric site. C. increase the ability of the substrate to bind to the catalytic site. D. decrease the ability of the substrate to bind to the catalytic site.
__________ are asymmetrical and do not have tissues or organs. Fill in the blank(s) with the appropriate word(s)
Worms with a well-developed circulatory system (including five pairs of hearts) are
A) echinoderms. B) eels. C) nematodes. D) annelids. E) platyhelminths.
The function of the lambda cIII protein is
a. to degrade cII. b. to block transcription of cro. c. to maintain lysogeny. d. to integrate lambda DNA into the bacterial host chromosome. e. to protect cII from degradation.