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Gas Exchange in the Lungs Occurs as a Result of

Question 29

Multiple Choice

Gas exchange in the lungs occurs as a result of


A) active transport of gases between the blood and the alveolus.
B) facilitated diffusion of gases between the blood and the alveolus.
C) facilitated diffusion of gases between the hemoglobin and the alveolus.
D) active transport of gases between hemoglobin and the alveolus.
E) diffusion of gases between the blood and the alveolus.

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