Final answer:
The exchange of carbon dioxide and oxygen in the body occurs approximately 21,600 times per day.
Explanation:
The exchange of carbon dioxide and oxygen in the body occurs approx.imately 21,600 times per day. This is because with every breath, oxygen enters the bloodstream and carbon dioxide is expelled. Considering an average of 15 breaths per minute, the total exchanges per day amount to approximately 21,600.
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