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olga55 [171]
4 years ago
10

When you exercise explain why both your heart rate and breathing rates increase?

Biology
2 answers:
S_A_V [24]4 years ago
8 0
This is because during this processes, one's body requires more oxygen to function.
Vikentia [17]4 years ago
4 0

Your heart speeds up to pump extra food & oxygen the muscles.

Breathing speeds up to get more oxygen & to get rid of more carbon dioxide.

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