Why do carriermediated processes become saturated choose the

Why do carrier-mediated processes become saturated (choose the best answer)? Question 8 options:

A:The carriers are very specific.

B:The number of carriers in a membrane is limited.

C:The concentration gradient is too strong.

D:The amount of ATP in the cell is limited.

E:The concentration gradient is too weak

Solution

Answer is E.

It is a passive process in which the solutes move down the concentration gradient.