Cell The Unit Of Life Question 101

Question: Which of the following limits the movement of molecules when carrier-mediated facilitated diffusion is involved?

Options:

A) Concentration gradient

B) Availability of carrier molecules

C) Temperature

D) All of the above

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Answer:

Correct Answer: D

Solution:

[d] Anything that affects the rate of diffusion will affect carrier-mediated facilitated diffusion.

In addition to those, carrier- mediated facilitated diffusion also relies on the availability of carrier molecules.