6. The Membrane
Simple and Facilitated Diffusion
Multiple Choice
Multiple ChoiceWhich of the following is false in regard to facilitated diffusion?
A
Facilitated diffusion requires a concentration gradient.
B
Facilitated diffusion can occur through protein channels.
C
Facilitated diffusion can occur by means of transport proteins.
D
Facilitated diffusion can move ions across membranes.
E
Facilitated diffusion requires the hydrolysis of ATP.
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