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PolarNik [594]
3 years ago
8

BRAINLIESTTTT ASAP!!!!!

Biology
1 answer:
Talja [164]3 years ago
6 0

The plasma membrane needs lipids, which make a semi-permeable barrier between the cell and its environment. It also needs proteins, which are involved in cross-membrane transport and cell communication, and carbohydrates, which decorate both the proteins and lipids and help cells recognize each other. Hope this helps :)

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