CBSE Class 9 Answered
why is the plasma membrane called a selectively permeable membrane?
Asked by | 06 Apr, 2008, 12:33: PM
Expert Answer
The plasma membrane allows the entry and exit of some materials in and out of the cell. It also prevents movement of some other materials. Hence it is called a selectively permeable membrane.
Answered by | 06 Apr, 2008, 07:18: PM
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