Question

why do we need to brath out carbon dioxide?​

Answer 1

Answer:

1. Breathing uses chemical and mechanical processes to bring oxygen to every cell of the body and to get rid of carbon dioxide.

2. Our body needs oxygen to obtain energy to fuel all our living processes. Carbon dioxide is a waste product of that process.

3. 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:

we need to breath out carbon dioxide because our body can't have most of co2 and also co2 will make our body warm

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