Assertion: Aerobic respiration involves the exchange of respiratory gases twice in multicellular animals.
Reason: Exchange occurs from lung to heart and then heart to lung.
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Aerobic respiration involves the exchange of respiratory gases at two places in muticellular animals-one between the body surface and surrounding medium, the other between the individual cells and the extracellular fluid. Lungs are involved in the first step of exchange, but not the heart.
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Assertion is true but Reason is false
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