Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2006

  • question_answer
    Constituents of plasma membrane are                                                                 

    A)  Protein-lipid-protein

    B)  Lipid-protein-lipid

    C)  Protein-phosphorus

    D)  Lipid-sugar-protein

    Correct Answer: A

    Solution :

    The plasma membrane (also called as plasmalemma)    corresponds   to   "cell membrane" observed under light microscope. Cell membrane a in actual sense is plasma membrane with surrounding cell cement. As for as chemical composition is concerned, membranes from different sources have their different composition essentially consists of lipoproteins, ie, protein-lipid-protein.


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