Haryana PMT Haryana PMT Solved Paper-2006

  • question_answer
    Restriction endonuclease cuts :

    A)  one strand of DNA at specific site

    B)  both strand of DNA

    C)  both stands of DNA at any site

    D)  single strand of RNA

    Correct Answer: B

    Solution :

                    Restriction endonucleases are enzymes that cut both the strands of DNA only within or near a particular site called restriction n-site or recognition sequences  Restriction endonucleases serve as a tool for cutting DNA molecules at predetermined sites cytochrome oxidase (complex IV) is a large enzyme of inner mitochondrial membrane Which is the basic requirement of gene cloning or recombinant DNA technology


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