20gavin20 20gavin20

07-04-2021
Health

contestada

Which of the following is the first step in respiration?

Carbon dioxide passes from the blood to the lungs.

Oxygen passes into capillaries to the blood.

Carbon dioxide passes into capillaries to the blood.

Oxygen is taken into the lungs.

Respuesta :

28nr4mtxqc 28nr4mtxqc

08-04-2021

oxygen is taken into the lungs

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