Question

all living organisms take in oxygen. what function does oxygen perform in the body​

Answer 1

Explanation:

The cells of the body use oxygen to produce energy. Oxygen is carried by the hemoglobin on the red blood cells. The blood vessels in the lungs bring oxygenated blood to the heart. The heart then pumped it out to the cells of the body. The waste product of this process is carbon dioxide. The hemoglobin then returns the carbon dioxide back to the lungs where it is exhaled.

Answer 2

Answer:

The Oxygen plays a critical role in respiration

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