Question

Movement of substances down the gradient
is seen in
(A) Diffusion
(B) Facilitated diffusion
(C) Imbibition
(D) All of these​

Answer 1

Answer:

Here is your answer :-

(A) Diffusion

Diffusion through a permeable membrane moves a substance from an area of high concentration (extracellular fluid, in this case) down its concentration gradient (into the cytoplasm).