What is the main difference in the movement of molecules
during simple diffusion and
facilitated diffusion?
A. Simple diffusion moves large
molecules.
B. Facilitated diffusion requires energy.
C. Facilitated diffusion uses protein
channels.

C

Explanation: facilitated diffusion uses proteins channels. It can’t be be because it does not use energy and it can’t be a because somebody fusion does not move large molecules.

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