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crownlessking crownlessking
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6 years ago
What is the main difference between passive diffusion and facilitated diffusion?
 a. Facilitated diffusion uses ATP for energy, but passive diffusion does not.
 b. Facilitated diffusion uses protein channels, but passive diffusion does not.
 c. Passive diffusion needs a change in free energy across the membrane, but facilitated diffusion does not.
 d. Passive diffusion exhibits saturation kinetics, but facilitated diffusion does not.
 e. none of the above
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6 years ago
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