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The process by which CO2 moves from the blood to alveoli
The process by which CO2 moves from the blood to alveoli
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Solution
The correct option is B Diffusion
Diffusion is the net movement of molecules from a region of its high concentration to a region of its low concentration. In other words, it is the movement of a substance down a concentration gradient. CO2 diffuses from the blood to the alveoli.
Diffusion
Diffusion is the net movement of molecules from a region of its high concentration to a region of its low concentration. In other words, it is the movement of a substance down a concentration gradient. CO2 diffuses from the blood to the alveoli.
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