AIIMS AIIMS Solved Paper-2001

  • question_answer
    Which of the following is a single membranous structure?

    A)  Lysosome                          

    B)  Nucleus                              

    C)  Mitochondria                   

    D)        Chloroplast

    Correct Answer: A

    Solution :

    Lysosomes were discovered by Christian de Duve (1955) from rat liver. Generally lysosomes are. 0.2 - 0.8 u in size spherical or irregular membranous vesicles, filled with hydrolytic enzymes. They are polymorph Lysosomes contains 40 different type of a hydrolases. Lysosomes are scavengers of cells and called as sucide bags. The main function lysosomes is digestion of extracellular intracellular material and help in autolysis a cell division.


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