AIIMS AIIMS Solved Paper-2010

  • question_answer
    Microtubules are absent in

    A)  mitochondria   

    B)         flagella                

    C)  spindle fibres   

    D)         centriole

    Correct Answer: A

    Solution :

    Microtubules are present only in eukaryotes; and are a component of their cilia and flagella as well as spindle (during cell division). They are straight, hollow rods measuring about 25 nm in diameter and form 200 nm to 25pm in length. Microtubules give the shape and support to the cell.


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