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NEET AIPMT SOLVED PAPER 2003

  • question_answer
                    The cells of the quiescent centre are characterised by:                                                                             

    A)                 dividing regularly to add to the corpus           

    B)                 dividing regularly to add to tunica

    C)                 having dense cytoplasm and prominent nuclei             

    D)                 having light cytoplasm and small nuclei

    Correct Answer: D

    Solution :

                    The cells of queiscent centre have lower concentration of DNA, RNA and protein as compared to other cells in die root apex. These cells also have fewer mitochondria, little endoplasmic reticulum and very small nuclei and nucleoli. The region of queiscent centre was discovered by Clower (1958).


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