Question

What does selectively permeable mean? (1 point)

a. Selectively permeable means not letting anything in or out.
b. Selectively permeable means letting everything in and out.
c. Selectively permeable means only letting things in but never letting anything out.
d. Selectively permeable means letting only some things in and some things out. The answer is A

Answer 1

I would say the answer is A I really hope this helps! :)