What Is the Major Physiological Importance of Breathing

question 130

Multiple Choice

What is the major physiological importance of breathing?

• A)Oxygen must be present in our cells to break down food into energy.
• B)It eventually produces water, which we need to survive.
• C)We need to eliminate CO2 from our system because it is a waste product.
• D)We need to control our core temperature by breathing in oxygen from the environment.
• E)We need oxygen to survive.

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