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NEET Biology The Living World / जीव जगत Question Bank Nature and Scope of Biology

  • question_answer
    Vaccination against smallpox was developed by                                              [KCET 2001]

    A)            Robert Koch

    B)            Edward Jenner

    C)            Louis Pasteur

    D)            Alexander Fleming

    Correct Answer: B

    Solution :

     


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