Refer to the Figure Below, Showing the Exergonic Reaction That

question 122

Multiple Choice

Refer to the figure below, showing the exergonic reaction that links glycolysis to the citric acid cycle. Which statement about the molecules participating in this cellular reaction is correct?

• A) Pyruvate has higher stored free energy than acetyl CoA, and NAD⁺ has the same stored free energy as NADH.
• B) Acetyl CoA has higher stored free energy than pyruvate, and NAD⁺ has higher stored free energy than NADH.
• C) Pyruvate has higher stored free energy than acetyl CoA, and NAD⁺ has higher stored free energy than NADH.
• D) Acetyl CoA has higher stored free energy than pyruvate, and NADH has higher stored free energy than NAD⁺.
• E) Pyruvate has higher stored free energy than acetyl CoA, and NADH has higher stored free energy than NAD⁺.