Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2005

  • question_answer
    Desmosome is the modification of

    A)  Golgi bodies

    B)  endoplasmic membrane

    C)  plasma membrane

    D)  ER-nucleus complex

    Correct Answer: C

    Solution :

    Desmosome is the modification of plasma membrane. Desmosomes come under the category of anchoring junctions, which are defined as "mechanical function, which attach cytoskeleton of one cell to the cytoskeleton of other cell or to extracellular matrix. Desmosomes are of two types- [a] Belt desmosomes are found just below the light junction. The filaments associated with belt desmosome are \[70\,\,\overset{\text{o}}{\mathop{\text{A}}}\,\] and contractile in nature. [b] Spot desmosomes are the disc shaped points of contact between plasma membrane of adjacent cells.


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