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Oxana [17]
3 years ago
11

On the outside of the plasma membrane? Acts as signals or makers to help cells recognize one another

Biology
1 answer:
Ulleksa [173]3 years ago
8 0

Outside the plasma membrane there is presence of glycoprotein which is a series of polysaccharides to form the cell coat and is used for ID or cell recognition. Each individual has a unique special code for the glycoprotein.

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