NEET AIPMT SOLVED PAPER MAINS 2012

  • question_answer
    Biolistics (gene-gun) is suitable for                          

    A)  disarming pathogen vectors

    B)  transformation of plant cells

    C)  constructing recombinant DNA by joining with vectors

    D)  DNA fingerprinting

    Correct Answer: B

    Solution :

    In biolistic or gene gun method 1-2 \[\mu g\]tungeston   or   gold   particle    (called micro projectile) coated with DNA to be used for transformation are accelerated to velocities which enable their entry into plant cells/nuclei. This technique has general applicability to plant species and can be used to deliver DNA into virtually all tissues.


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