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Lemur [1.5K]
3 years ago
6

During exercise the heart rate and breathing rate _________________ and the arteries_______________.

Health
2 answers:
iVinArrow [24]3 years ago
6 0

Answer:

D. increases, and dilate

Explanation:

erastovalidia [21]3 years ago
3 0
The answer is D Because the muscles demand more oxygen.
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