Which of the following statements is correct about diffusion?

A.

it involves movement of water molecules only

B.

Molecules move from a region of higher concentration to a region of lower concentration

C.

differentially permeable membrane must be present for diffusion to occur

D.

It involves when a solute can no longer dissolve in a solvent of only solute molecules into the Bowman's capsule

E.

It occurs when a solute can no longer dissolve in a solvent

Correct answer is B

No explanation has been provided for this answer.