asked 181k views
3 votes
Oxygen diffuses into the bloodstream from the

alveoli because of:
an increased heart rate.
a difference in concentration of oxygen.
an increased breathing rate.
O a difference in concentration of plasma.

2 Answers

2 votes
Increased breathing rate !
answered
User Mxstbr
by
8.3k points
2 votes

B: a difference in concentration of oxygen.

answered
User Cryckx
by
7.5k points
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