The Overall Reaction Catalyzed by Pyruvate Dehydrogenase Is Which of the Following

question 26

Multiple Choice

The overall reaction catalyzed by pyruvate dehydrogenase is which of the following?

• A) CH₃COCHO + NAD⁺ + CoASH  CH₃CHOSCoA + NADH
• B) CH₃COCOO^- + FAD +CoASH  CH₃CHSCoA + NADH
• C) CH₃COCOO^- + NAD⁺ + CoASH  CH₃COSCoA + NADH
• D) CH₃CH(OH)COO^- + NADH + CoASH  CH₃CH(OH)COSCoA + NAD⁺
• E) None of the above is correct

---

Definitions:

Circadian Rhythms

Biological processes that display an endogenous, entrainable oscillation of about 24 hours.

Aleurone Cells

Specialized cells found in the outer layer of seeds, particularly in cereal grains, that play a role in nutrient storage and mobilization during germination.

α-Amylase

An enzyme that breaks down starches into sugars, playing a critical role in the digestion of carbohydrates.

Gibberellin

A plant hormone involved in many aspects of plant growth and development, such as stem elongation, flowering, and seed germination