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NEET Biology Biotechnology : Principles And Processes Question Bank Genetic Engineering

  • question_answer
    Restriction endonuclease, an enzyme used in Genetic Engineering is employed for  [Kerala PMT 2004]

    A) Probing exons

    B) Cutting double stranded DNA

    C) Cutting single stranded DNA

    D) Join strands of DNA

    E) Copying DNA strands.

    Correct Answer: B

    Solution :

    Restriction endonucleases cleave DNA double helix at specific point in such a way that single stranded free ends project from each fragment of DNA double helix.


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