J & K CET Medical J & K - CET Medical Solved Paper-2003

  • question_answer
    Which of the following cellular organelles is/are bound by a single membrane? peroxisomes, lysosomes, mitochondria

    A)  Only peroxisomes but not lysosomes and mitochondria

    B)  Both peroxisomes and lysosomes but not mitochondria

    C)  All of the three organelles

    D)  None of the three organelles

    Correct Answer: B

    Solution :

                    The lysosomes are bound by a single unit membrane of 75 A. The peroxisomes are also surrounded by a single unit membrane of about 60 A thickness. The mitochondria is surrounded by double layered membrane.


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