How do active transport and facilitated diffusion differ?

Question

a
one uses help from proteins and the other does not
b
one requires energy and the other does not
c
active transport moves molecules against a concentration gradient and facilitated diffusion does not
d
both b & c

Answer 1

The correct answer is d) both b & c.

Active transport requires energy to move molecules against their concentration gradient, while facilitated diffusion does not require energy and moves molecules along their concentration gradient.