Multiple choice

The decarboxylation of pyruvate in the mitochondrial matrix produces

  1. oxaloacetate

  2. acetyl-CoA

  3. phosphoenolpyruvate carboxykinase

  4. GTP

  5. PEP
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Acetyl-CoA is an important biochemical molecule in cellular respiration. It is produced in the second step of aerobic respiration after glycolysis and carries the carbon atoms of the acetyl group to the TCA cycle to be oxidised for energy production. It is produced by decarboxylation of pyruvate in the mitochondrial matrix.

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