Question

Why oxygen is very important in our body?
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Answer 1

Why oxygen is very important in our body?

Our body needs oxygen to obtain energy to fuel all our living processes. Carbon dioxide is a waste product of that process. The respiratory system, with its conduction and respiratory zones, brings air from the environment to the lungs and facilitates gas exchange both in the lungs and within the cells.

Explanation:

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Answer 2

Answer:

without oxygen not live living organisms hence oxygen is important for body