Which of the following statements best decribes how proteins and enzymes move within a cell? a. the movement of proteins and enzymes within a cell is facilitated by membrane receptors.

b. the movement of proteins and enzymes within a cell is facilitated by special organelles called transport receptors.

c. the movement of proteins and enzymes within a cell is facilitated by intracellular receptors.

d. the movement of proteins and enzymes within a cell is facilitated by special organelles called magneto receptors.