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Question

Plasmalemma is

A
Semi-permeable
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B
Non-permeable
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C
Permeable
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D
None of the above
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Solution

The correct option is D Semi-permeable
Biological membranes or cell membranes or plasmalemma surrounds the cell cytoplasm. It is composed of phospholipid bilayer structure with embedded proteins. The membrane proteins help in the movement of water, ions and some solute molecules and thus gives semi-permeability to the membrane. Thus, the correct answer is option A.

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