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.

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.

anonymous · Answer

@EclipsedStar

eclipsedstar · Answer

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

anonymous · Answer

Both move molecules from higher concentration to lower concentration :)

eclipsedstar · Answer

Yep! :D