charayebryantBAHS charayebryantBAHS

14-05-2020
Biology

contestada

A human's breathing rate can be affected by
A. the level of carbon dioxide in the cells.
B. the level of oxygen in the blood.
C. the acidity of the blood.
D. all of the above.

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simplymaniyah simplymaniyah

14-05-2020

D. All of the above

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jzjohnson21 jzjohnson21

14-05-2020

A the level of carbon dioxide in the cells

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