NEET Sample Paper NEET Sample Test Paper-51

  • question_answer 137) ELISA is used to detect viruses, where-

    A) Catalase is the key reagent

    B) Alkaline phosphatase is the key reagent

    C) Southern blotting is done

    D) DNA- Probes are required

    Correct Answer: B

    Solution :

    The commonly used enzyme are peroxidase and alkaline phosphatase. Alkaline Phosphatase reagent is an antibody directed against other antibody molecules. It produces a colour change to confirm presence of HIV proteins.

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