Question

Write two funtions of plasma membrance

Answer 1

Answer:

The primary function of the plasma membrane is to protect the cell from its surroundings. Composed of a phospholipid bilayer with embedded proteins, the plasma membrane is selectively permeable to ions and organic molecules and regulates the movement of substances in and out of cells.

Explanation:

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Answer 2

Answer:

1. The plasma membranes allow in the permit of  exit and entry  of materials into the cell. the plasma membranes only allow certain materials to enter into the cell that is why it is known as selectively permeable membrane .
2. It helps in the division of cell into daughter cell. This characteristic makes it easy for a cell to divide when need be to form two daughter cells from the original cell. Here, the plasma membrane pinches at the central part and separates to form two new cells.

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