Question

4.Which is not a function of plasma membrane?( )

A.to facilitate cell to cell coordination

B. to generate energy to perform cell activities

C. acts as a physical and mechanical barrier

D.performs osmosis

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Answer 1

ANSWER

C. Act as a physical and mechanical barrier

The plasma membrane, or the cell membrane, provides protection for a cell. It also provides a fixed environment inside the cell. And that membrane has several different functions. One is to transport nutrients into the cell and also to transport toxic substances out of the cell.

Answer 2

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