asked 172k views
5 votes
Which body systems help to exchange oxygen and carbon dioxide?

A. respiratory and digestive
B. circulatory and digestive
C. respiratory and circulatory
D. digestive and excretory

1 Answer

4 votes
I believe it is A. Respiratory and digestive bcs it moves 2 gases which is oxygen and carbon dioxide and why digestive is bcs gas exchange so I figured it’s digestive bcs circulatory is a organ that permits blood
answered
User Recf
by
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