Biology, asked by aalisaran123, 1 year ago

I'm looking for an answer for an 7th grader: When we breathe, we inhale many gases, including oxygen. What happens to other gases that the body can't use?

Answers

Answered by MathGirl

9

Through exhalation, the lungs expel the unnecessary gases from the body.

aalisaran123: Thank you!

swara15: math girl !! remembered ?

Answered by inamurrehman27pb3nsw

1

because we release CO2 gas

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