In What Way Is the Reaction Shown a Key One

question 21

Multiple Choice

In what way is the reaction shown a key one in carbohydrate catabolism?

• A)The reaction allows pyruvate to enter the citric acid cycle where it can be completely oxidized to CO₂.
• B)The reaction represents the final step in aerobic respiration.
• C)The reaction is the only NADH producing reaction in the citric acid cycle.
• D)The reaction is the only decarboxylation reaction in the citric acid cycle.
• E)The reaction represents the only energy-producing reaction of the citric acid cycle.

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