Each enzyme listed below catalyzes a reaction in the skeletal muscles of an Olympic sprinter. However, the role of which one would be considered LEAST significant during the running of a 100m sprint?

Question

Quizplus · Accepted Answer

While pyruvate dehydrogenase is an important enzyme involved in the conversion of pyruvate to acetyl-CoA, which enters the Krebs cycle for energy production, it is not as critical in the short burst of energy needed for a 100m sprint as the other enzymes listed. Adenylate kinase, creatine kinase, lactate dehydrogenase, and glycogen phosphorylase are all involved in the production or utilization of ATP, which is essential for muscle contraction during the sprint.

Each Enzyme Listed Below Catalyzes a Reaction in the Skeletal