NEET AIPMT SOLVED PAPER 2003

  • question_answer
                    Cellular totipotency is demonstrated by:                                                                                                       

    A)                 all eukaryotic cells                              

    B)                 only bacterial cells

    C)                 only gymnosperm cells      

    D)                 all plant cells

    Correct Answer: D

    Solution :

                    Professor F.C. Steward of Cornell University (USA) demonstrated that mature cells removed from a carrot and placed in a suitable culture solution could be stimulated to start dividing again and to provide new carrot plants (totipotency). Totipotency is the inherent capability of a single cell which provides the genetic programme required to direct the development of an entire individual.


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