Question

what is cell membrane made up of

Answer 1

cell membrane is made up of proteins and lipids
And the fluid mosaic model prepared by singer and Nicolson stated that "a number of lipid icebergs are floating in the sea of proteins"
it is a semi permeable membrane which allows the entrance and exit of materials from inside or outside the cell
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Answer 2

Cell membrane is made up with a layer of proteins and fibres .

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