When is facilitated diffusion necessary?

a. When the molecules are too large.

b. When the molecules are insoluble.

c. When the direction of movement is opposite to natural diffusion.

d. none of the above

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22 February, 16:41

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Kolton Gay · Answer 1

(B) When the molecules are insoluble.

When is facilitated diffusion necessary?a. When the molecules are too large.b. When the molecules are insoluble.c. When the direction of movement is opposite to natural diffusion.d. none of the above