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NEET Biology Biotechnology : Principles And Processes Question Bank Self Evaluation Test - Biotechnology: Principles and Processes

  • question_answer
    Which of the following is known as specific molecular scissors?

    A) Ligase

    B) Helicase

    C) Restriction endonuclease

    D) DNA polymerase

    Correct Answer: C

    Solution :

    [c] Restriction endonuclease are called "molecular scissors or biological scissors". They recognise and cut double stranded DNA at specific points and are called palindromic   sequences.   Palindromic sequence are the ones which read same on both the strand in 5' \[\to \]3' direction. Same is true about 3' \[\to \]5' direction. 5'??G'AATTC?? 3' 3' ?? CTTAAG ?? 5'


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