In humans what happens when the breathing rate increases 2 points
1) Additional oxygen will diffuse into the blood as
carbon dioxide diffuses out of the blood in the
lungs.
2) Additional carbon dioxide will diffuse into the
blood as oxygen diffuses out of the blood in the
lungs.
3) Oxygen from body cells will diffuse more rapidly
into red blood cells.
4) Increased oxygen dissolved in the blood will
stimulate the cerebrum to slow the breathing rate.
1
2
3
4

As your level of activity increases, your breathing rate increases to bring more air (oxygen) into your lungs so that your lungs can pump more oxygen into your blood and out to your muscles.

B.

Explanation:

The answer is B. :)

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[ answer ]

foliated

[ explanation ]

foliation forms in a rock when pressure squeezes the rock together. the rock then has a design of many different color little lines. there are three types of foliated rock. the types are slate, schist, and gneiss. each type of foliated rock is different based on grain size and foliation characteristics. the lines appear when the rock has been under pressure.

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