NEET AIPMT SOLVED PAPER SCREENING 2010

  • question_answer
    DNA or RNA segment tagged with a radioactive molecule is called

    A) vector                  

    B)        probe   

    C)        clone                    

    D)        plasmid

    Correct Answer: B

    Solution :

    Probe is a defined nucleic acid molecule that can be used in molecular hybridization procedures to identify specific nucleic acid sequences that are complementary to it, by virtue of a label carried by the probe. The label may be radioactive or non-radioactive. Nucleic acid probes have a wide range of applications such as in the detection of microorganisms in clinical specimens, in food and water samples, in the detection of genetic diseases, etc.


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