Question

Answer the following question 1.All living being take in oxygen.What function does oxygen perform in the body?​

Answer 1

Answer:

It is useful for breathing

Explanation:

Hope this helped

Answer 2

$\pink{Answer:-}$

The Role of the Respiratory System is to breathe in oxygen and breathe out carbon dioxide. This is known asrespiration. The cells of the body use oxygen to perform functions that keep us alive. The waste product created by the cells once they have performed these functions is carbon dioxide.