Based on the graph above for the pH profile for GlyFa1, an enzyme used by a species of bacteria that lives in California
copper mines, what is the optimal pH for GlyFa1 activity?
a. 0
b. 1
c. 2
d. 4
e. 6
ANSWER: c
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__________ is a process where energy (as electrons) is released, whereas __________ is a process
where energy (as electrons) is accepted. a. Reduction; oxidation b. Enthalpy; entropy c. Entropy; enthalpy d. Oxidation; reduction e. Anabolism; catabolism
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All of the different kinds of interacting organisms living within a certain area make up a(n)
A. ecosystem. B. population. C. species. D. community.