Which of the following processes requires a carrier protein?
A) diffusion
B) facilitated diffusion
C) active transport
D) endocytosis
E) both facilitated diffusion and active transport
Answer: E
Which of the following processes requires a carrier protein?
A) diffusion
B) facilitated diffusion
C) active transport
D) endocytosis
E) both facilitated diffusion and active transport
Answer: E