A. Accumulation of ethanol in the muscle cells B. Accumulation of methanol in the muscle cells C. Accumulation of lactic acid in the muscle cells D. Accumulation of pyruvic acid in the muscle
Correct Answer: C
Explanation
During strenuous exercises, sufficient oxygen molecules cannot be delivered to the contracting muscles. This forces anacrobic respiration to occur in the muscles. Instead of \(CO _{2}\) and water, lactic acid is produced
