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    Question

    The essentiality of elements was established by

    different scientist. Which of the following option is incorrectly matched?
    A N- Theodore de Saussure Correct Answer Incorrect Answer
    B Ca- C Sprengel Correct Answer Incorrect Answer
    C Mg - Arnon and Stout Correct Answer Incorrect Answer
    D B- K Warington Correct Answer Incorrect Answer
    E P- C Sprengel Correct Answer Incorrect Answer

    Solution

    Mo essentiality was established by Arnon and Stout

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