The main difference(s) between facilitated diffusion and active transport is (are)
a. facilitated diffusion moves substances down their concentration gradient and active transport moves them against their gradient.
b. facilitated diffusion does not rely on cellular energy and active transport does.
c. facilitated diffusion uses channel or carrier proteins and active transport does not.
d. a and b only
e. a, b, and c

it enhances antibody production by t cells of the adaptive immune system.

hope i'm right

explanation:

it's the cell cycle, but cytokines is when the cell divides.

theres 3 stages interphase,mitosis,and cytokines.

interphase prepares the cell for division.

mitosis is the process of dividing the cell,it has 4 parts interphase,anaphase,metaphase,and telophase.

lastly there's cytokines,that's when the cell divides into 2 daughter cells