which of the following statements tells how facilitated diffusion differs from simple diffusion?
A. particles move through cell membranes without the use of energy by cells.
B. particles tend to move from high concentration to lower concentration.
C. particles move within channel proteins that pass through cell membranes.
D. particles tend to move more slowly than they would be expected to move.

Question

which of the following statements tells how facilitated diffusion differs from simple diffusion?
    A. particles move through cell membranes without the use of energy by cells.
    B. particles tend to move from high concentration to lower concentration.
    C. particles move within channel proteins that pass through cell membranes.
    D. particles tend to move more slowly than they would be expected to move.

anonymous · Answer

C is correct because in facilitated diffusion carrier particles are proteins .