Question

breathing definition

Answer 1

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Here's your answer..

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Breathing refers to the process of intaking of oxygen in our body and expelling it from lungs.In other words..The process of respiration, during which air is inhaled into the lungs through the mouth or nose due to muscle contraction and then exhaled due to muscle relaxation.

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@Rêyaañ11

Answer 2

Inhalation and exhalation of air

Physiological process

External respiration