What is cell membrane
Cell membrane is a thin delicate membrane arround the cell cytoplasm
Cell wall i mean ...
What ever vijayshankersse said is for cell wall not cell membrane
And it is not made up of cellulose cell wall is made up of cellulose....
Cell membrane is a porous membrane which is also known as selective permeable membrane and plasma membrane it only allows selected substances to enter and exit . Therefore it is a selective permeable membrane. It is also the outer most layer of the cell and is present in both plant and animal cell...
Outermost lining of a cell
It is the outer most layer of a cell it is thick
Same to you all
It is a outer protective
It is the protective layer of cell that allows only certain materials to enter the cell while excluding all the others.