Facilitated Diffusion Differs from Ordinary Diffusion in That Facilitated Diffusion

question 15

Multiple Choice

Facilitated diffusion differs from ordinary diffusion in that facilitated diffusion

• A) expends no ATP.
• B) moves molecules from an area of higher concentration to lower concentration.
• C) is dependent on carrier molecules.
• D) never eliminates the concentration gradient.
• E) is independent of carrier molecules.

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