Question

What is respiration?????​

Answer 1

In physiology, respiration is the movement of oxygen from the outside environment to the cells within tissues, and the removal of carbon dioxide in the opposite direction. ... In contrast, exhalation (breathing out) is usually a passive process.

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Answer 2

Answer:

A process in living organisms involving the production of energy typically with the intake of oxygen and the release of carbon dioxide from the oxidation of complex organ substances.

Explanation:

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