Which Statement About the Process of Diffusion Is True

Multiple Choice

Which statement about the process of diffusion is true?

A) The concentration gradient of a solute depends on the size of the molecule.
B) Equilibrium in a solution is the end point of diffusion.
C) The net movement of particles depends on the temperature of the solution.
D) Diffusion is most efficient over long distances.
E) Diffusion can reduce selective permeability of a membrane.