Helicobacter pylori can survive in the stomach because it is tolerant to ________ pH

a. low (acidic)
b. low (basic)
c. high (acidic)
d. high (basic)


Answer: a

Biology & Microbiology

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Dolphins share synapomorphies with mammals

_____________________ Indicate whether the statement is true or false.

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Asexual reproduction in plants does NOT involve

(a). Daughter plants being genetically identical to the parent plant. (b). The production of gametes. (c). a portion of one plant giving rise to a completely new plant. (d). vegetative propagation. (e). the use of runners.

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How do some inhibitors slow down metabolic pathways when the products of the pathways are not needed but still allow a pathway to proceed when the products are needed?

A. Inhibitors promote an induced fit between a substrate and an enzyme's active site. B. feedback regulation C. enzyme activation D. Inhibitors usually degrade enzyme molecules.

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A redox reaction involves the transfer of

A) an electron. B) carbon dioxide. C) a hydrogen ion. D) water. E) oxygen.

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