In Step 4 of the Citric Acid Cycle, the Reduction

question 36

Multiple Choice

In step 4 of the citric acid cycle, the reduction of NAD⁺ to NADH is coupled to the generation of CO₂ and the formation of a high-energy thioester bond.The energy of the thioester bond is harnessed in step 5.What is the energy used for?

• A)to generate a molecule of GTP
• B)to generate a molecule of ATP
• C)to generate a proton gradient
• D)to generate a molecule of NADH

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A bell-shaped frequency distribution curve where most occurrences take place in the middle of the range and the probabilities of values farther away from the mean taper off equally in both directions.

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