coopiloves9 coopiloves9

19-11-2015
Biology

Answered

Why is the blood that flows from the lungs toward the heart a brighter red than the blood that flows the other direction?

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Gswain021348 Gswain021348

19-11-2015

There is more oxygen near the lungs, because fresh oxygen goes into the lungs.

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wynter0806pabqjo wynter0806pabqjo

25-06-2018

Bthe presence of oxygen-bound hemoglobin makes it bright red

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