Question

production of lactic acid at the end of respiration.​

Answer 1

Answer:

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Lactate reacts with oxidized nicotinamide adenine dinucleotide (NAD+) to form pyruvate, reduced nicotinamide adenine dinucleotide (NADH), and a proton (H+).

Answer 2

Answer:

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Explanation:

When we do hard exercise, lactic acid is formed in the muscles. The lactic acid needs to be oxidised to carbon dioxide and water later which causes shortage of oxygen. This is why we keep on breathing deeply for a few minutes after we have finished exercising.

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