Question

Fig. 6
2.2 What is the role of the plasma membrane and the cell wall?​

Answer 1

Answer:

Plasma Membrane protects protoplasm and checks the entry of molecules. Hence it is a semi-permeable membrane, also helps in cell-cell communication; while Cell wall provides rigidity and protection from external shock to the cell.

Explanation:

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Answer 2

Answer:

Plasma Membrane is the phospholipid layer, found in all types of cells; it helps in protecting the protoplasm and checks the passage of molecules inside the cell, Though cell wall is found in the plant cell, fungi, bacteria only and protects the cell from external shocks, and provide rigidity and shape to the cell.

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