Difference between plasma membrane and cell wall class 9


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Difference between plasma membrane and cell wall for class 9

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The difference between plasma membrane and cell wall is that , the plasma membrane is the outermost covering of the cell that separates the contents of cell from its external environment. the plasma membrane allows or permits the entry and exit of some materials in and out of the cell. it also prevent movement of some others material .whereas plant cells in addition to the plasma membrane have another rigid outer covering called cell wall. the cell wall lies outside the plasma membrane. the plant cell wall is mainly composed of cellulose.

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