Question

what are the two physical activities take place by a cell membrane​

Answer 1

Answer:

Because the membrane acts as a barrier for certain molecules and ions, they can occur in different concentrations on the two sides of the

Answer 2

Answer:

Biological membranes have three primary functions:

(1) they keep toxic substances out of the cell;

(2) they contain receptors and channels that allow specific molecules, such as ions, nutrients, wastes, and metabolic products, that mediate cellular and extracellular activities to pass between organelles and between the .

3)Attatchment to the cytoskeleton and ECM.

HOPE THIS HELPS YOU!!!