Animals use oxygen in the process of blank and emit CO2 as a byproduct.

asked Jul 16, 2023 138k views

14 votes

Animals use oxygen in the process of
blank
and emit CO2 as a byproduct.

by Giac

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9 votes

Answer:

Respiration

Step-by-step explanation:

The act of breathing, simple as that!

Hope this helped!!

Freewalker answered Jul 23, 2023

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