21. The Generation of Biochemical Energy
The Citric Acid Cycle
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Practice this topic
- Multiple Choice
Which two steps of the citric acid cycle produce CO2?
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Which enzyme oxidizes α-ketoglutarate in step 4 of the citric acid cycle?
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Which one of the following enzymes catalyzes the addition of water to the C=C bond in fumarate?
67views - Multiple Choice
How many final high-energy molecules are produced in phase C of the citric acid cycle?
25views - Textbook Question
Look ahead to Figure 21.8 for the citric acid cycle.
a. Draw the structures of the reactants in steps 3, 6, and 8, and indicate which hydrogen atoms are removed in these reactions.
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Why, do you suppose, the coenzyme for the reaction in the citric acid cycle that is catalyzed by succinate dehydrogenase is FAD and not NAD⁺?
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Identify the participants in the citric acid cycle that contain alcohol groups. Identify these groups as primary, secondary, or tertiary alcohols.
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Which of the reactants in the citric acid cycle have two chiral carbon atoms?
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