Biology, 18.03.2021 22:00 6710000831

How is oxygen carried from the lungs to the tissues? 1.It binds to a protein called hemoglobin in red blood cells.
2.It is carried by cilia through the bronchioles.
3.It leaves the bronchi and enters capillaries.
4.It leaves the alveoli and enters mucus.

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How is oxygen carried from the lungs to the tissues? 1.It binds to a protein called hemoglobin in r...