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26-11-2019
Chemistry

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What two chemical mechanisms change pyruvate to acetyl-CoA in the pyruvate dehydrogenase complex? Group of answer choices a) Decarboxylation and condensation. b) Oxidation and decarboxylation. c) Condensation and dehydrogenation. d) Condensation and oxidation. e) Dehydrogenation and oxidation.

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27-11-2019

Answer: B

Explanation:

Oxidation step

In the presence of oxygen, acetyl CoA delivers its acetyl group to a four carbon molecules, oxaloacetate to form citrate

Decarboxylation occurs when carboxyl group is removed to release carbon dioxide, NAD is reduces to NADH in this process

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