BCECE Medical BCECE Medical Solved Papers-2012

  • question_answer
    The protein products of the following Bt toxin genes cry I Ac and cry II Ab are responsible for controlling

    A)  Bollworm 

    B) roundworm

    C) Moth

    D)  fruit fly

    Correct Answer: C

    Solution :

    The cry gene of Bacillus thuringiensis produces a protein, which forms crystalline inclusions in the bacterial spores. These crystal proteins are responsible for the insecticidal activities of bacterial strain, cry Ac and cry II Ab gene are responsible for controlling the insects of Lepidopfera (moth).


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