Multiple Choice
Why is it more difficult to obtain enough oxygen via respiration from water than from air?
A) The density of water makes ventilating the respiratory tissues more difficult.
B) The viscosity of water is more than that of air.
C) The solubility of oxygen in water is more than in air.
D) The partial pressure of water is higher than that of air.
Correct Answer:

Verified
Correct Answer:
Verified
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