Which best explains what would first happen to a mammal's body if the respiratory system broke down?

Biology

2 answers:

Nataly_w [17]2 years ago

8 0

The mammal would die because of the lack of oxygen

Luden [163]2 years ago

6 0

Animals use the respiratory system to breathe in oxygen and other gases and expel gases like CO2, right? O2 in, CO2 out.

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