D during the q cycle semiquinone is reduced by qh2 e g

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Unformatted text preview: enzymatic activities release glucose from a muscle cell. Biochemistry 405 Exam 3, 2012 Version A 13. What ONE of the following do the phosphoglucomutase and phosphoglycerate mutase reactions have in common? a. Both reactions use Serine to carry a phosphate group as part of the reaction mechanism. b. Both reactions use Biotin as a cofactor. c. Both reactions use Histidine to carry a phosphate group as part of the reaction mechanism. d. Both reactions use 3 carbon molecules as substrates. e. Both reactions form a bisphosphate intermediate as part of the reaction mechanism. 14. The concentration of which ONE of the following is the most sensitive to low amounts of metabolic energy available in a cell? a. ATP b. UTP c. ADP d. AMP e. Glucose 15. Which ONE of...
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