Question

1) what is respiratory system?​

Answer 1

Description - The respiratory system is a biological system consisting of specific organs and structures used for gas exchange in animals and plants. The anatomy and physiology that make this happen varies greatly, depending on the size of the organism, the environment in which it lives and its evolutionary history.

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Answer 2

Explanation:

The respiratory system is that allows us to breathe and exhale carbon dioxide from oxygen. The human respiratory system is a serious of organs and expelling carbon dioxide.

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