Lack of oxygen in muscles often leads to cramps in the legs of sprinters. This is due to the conversion of pyruvate to: (a) ethanol (b) carbon dioxide (c) acetic acid (d) lactic acid

A.VERIFIED ANSWERfact-checked by tutors

lactic acid

Lack of oxygen in muscles causes accumulation of lactic acid, due to anaerobic respiration. Accumulation of lactic acid leads to cramps in the legs of sprinters.

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