Question

What Is The Plasma Membrane Of The Cell? What Are Its Main Functions​

Answer 1

Answer:

The plasma membrane is the outer membrane of the cell it delimits the cell itself and a cell interior with specific conditions for the cellular function. Since it is selectively permeable the plasma membrane has an important role for the passage of substances inwards or outwards.

Answer 2

Answer:

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 pàss between organelles