Question

Write down the functions of the plasma membrane.

Answer 1

Cell organelle :

1. Cell organelles are the different structures found in the cytoplasm of the cell.
2. There is a difference between plant cells and animal cells with respect to cell organelles.

Plasma membrane :

• The cell membrane (plasma membrane) is a semipermeable membrane that concludes the protoplasm of the cell.

Functions of plasma membrane :

1. The cell membrane protects the cell.
2. It gives a definite shape to the cell.
3. Regulate the transport of substances in and out of the cell.
4. It prevents the entry of harmful materials inside the cell.
5. It act as selectively permeable membrane as it allows some material to pass through it and prevent other material.