Multiple Choice
Which does not apply to the diffusion of O2, CO2 and small hydrophobic molecules across a membrane?
A) Diffusion is driven by the concentration gradient across the membrane.
B) The diffusion is spontaneous and there is a decrease in free energy as diffusion occurs.
C) The transport is saturatable.
D) Membrane proteins are not needed for the diffusion process.
Correct Answer:
Verified
Correct Answer:
Verified
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