Question

State the difference between cell wall and cell membrane.

Distinguish between the following pair:

Cell wall and cell membrane.

Answer 1

	Cell wall	Cell membrane
1.	It is made up of cellulose.	It is very thin, delicate and flexible.
2.	It gives shape and rigidity to the plant cell.	This allows the entry of certain molecules while holding back others.
3.	It is a non-living structure.	It is a living structure.
4.	It protects the cell from the entry of disease-causing agents, as well as the underlying protoplasm against mechanical injuries.	It has fine pores in it, through which only certain substances can pass in and out while others cannot.