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NEET NEET SOLVED PAPER 2019

  • question_answer
    What triggers activation of protoxin to active Bt toxin of Bacillus thuringiensis in boll worm? [NEET 5-5-2019]

    A) Alkaline pH of gut          

    B) Acidic pH of stomach

    C) Body temperature

    D) Moist surface of midgut

    Correct Answer: A

    Solution :

    Protoxin are converted into active toxins in the alkaline pH of gut


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