Answer :
Answer:
Increasing the diffusion distance decreases the rate of diffusion.
Explanation:
In the lung, the difference in concentration of molecules of a gas, such as oxygen, between the alveolus and the blood entering the lung.
Increasing the diffusion distance decreases the rate of diffusion. In the lung, the difference in concentration of molecules of a gas, such as oxygen, between the alveolus and the blood entering the lung.