Question

What is respiration???
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Answer 1

Answer:

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.

Answer 2

Explanation:

the action of breathing.

"opiates affect respiration"

MEDICINE

a single breath.

plural noun: respirations

"observation of the patient's respirations will gradually be decreased"

BIOLOGY

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 organic substances.