Question

what is respiration
​

Answer 1

Answer:

respiration is the movement of oxygen from the outside environment to the cells within tissues, and the transport of carbon dioxide in the opposite direction.

Explanation:

and it is in physiology

Answer 2

Explanation:

respiration is the movement of oxygen from the outside environment to the cells within tissue and the transport the carbon dioxide in opposite direction ..

hope you understand...

please mark it as brainleist answer...