shaniceteta shaniceteta

16-09-2019
Biology

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what is a cell membrane?

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lilvinmath lilvinmath

16-09-2019

The cell membrane is a thin semi-permeable membrane that surrounds the cytoplasm of a cell. Its function is to protect the integrity of the interior of the cell by allowing certain substances into the cell while keeping other substances out.

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hussainshah hussainshah

16-09-2019

Answer:

The cell-membrane or plasma membrane surrounds nucleus and cytoplasm in all types of cells. However in bacteria and plants,plasma membrane itself is surrounded by a cell-wall.It can repair itself to some extent.Different models have been presented to understand the structure of cell membrane.

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