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NEET Sample Paper NEET Sample Test Paper-45

  • question_answer
    A completely radioactive double stranded DNA molecule undergoes two round of raplication in a non-radioactive medium. What will be the radioactive status of the four doughter molecules-

    A) All four still contain radioactivity

    B) Radioactivity is lost from all four

    C) Out of four, three contain radioactivity

    D) Half of the number contain no radioactivity

    Correct Answer: D

    Solution :

    Radioactive DNA strand


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