Welcome to Westonci.ca, where finding answers to your questions is made simple by our community of experts. Discover a wealth of knowledge from experts across different disciplines on our comprehensive Q&A platform. Experience the convenience of finding accurate answers to your questions from knowledgeable experts on our platform.

Why is active transport necessary
for cells?
A. Diffusion is a very slow process.
B. Molecules can only enter the cell through
ports in the membrane.
C. Sometimes molecules can't get through the
cell membrane on their own.


Sagot :

Answer:

B. Molecules can only enter the cell through ports in the membrane.

Explanation:

PLEASE MARK ME AS BRAINLIEST

Answer:

B. Molecules can only enter the cell through ports in the membrane.