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(b) During heavy exercise, we get cramps in thelegs due toaccumulation of(i) carbon dioxide (i) lactic acid(ii) alcoholiv) water

Answer» <p>Option (ii) Lactic acid is correct.</p><p>Explanation:</p><p>During the heavy exercise, we breathe anaerobically. The anaerobic respiration results in the formation of lactic acid in the strained muscles.</p> <p>(lactic acid)is answer</p>


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