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The Link Reaction

OCR A-level BiologyRespirationLesson 6 of 12

Pyruvate enters the mitochondria. There it undergoes decarboxylation, dehydrogenation by pyruvate dehydrogenase to form two-carbon acetate and carbon dioxide. The removal of carbon dioxide from pyruvate is called decarboxylation. Decarboxylation is accompanied by dehydrogenation the removal of hydrogen. The hydrogen reduces NAD to reduced NAD.

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