MUSCLE PHYSIOLOGY

PHYSIOLOGY

MUSCLE ENERGETICS GLYCOLYSIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Where does the pyruvic acid produced by glycolysis go next?
A
the Calvin Cycle
B
the electron transport chain
C
the Krebs Cycle
D
back through the glycolysis process
Explanation: 

Detailed explanation-1: -Pyruvate, the product from glycolysis, is transformed into acetyl CoA in the mitochondria for the next step. The citric acid cycle, where acetyl CoA is modified in the mitochondria to produce energy precursors in preparation for the next step.

Detailed explanation-2: -Instead, the pyruvic acid breaks down to acetylcoenzyme A, which enters the Krebs cycle and the electron transport system and is eventually processed to form water plus carbon dioxide plus a large amount of ATP.

Detailed explanation-3: -After glycolysis, two 3-carbon pyruvates enter the mitochondrion, where they are converted to two 2-carbon acetyl-CoenzymeA (CoA) molecules. Acetyl-CoA then enters the Krebs Cycle.

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