Question

What is the similarity between simple diffusion and facilitated diffusion?

Both move molecules from lower concentration to higher concentration.

Both move molecules from higher concentration to lower concentration.

Both need energy.

Both need transport protein.

Answer 1

@EclipsedStar

Answer 2

Well, what do you know about the high-to-low and low-to-high ratios?

Answer 3

Both move molecules from higher concentration to lower concentration :)

Answer 4

Yep! :D