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    Question

    Based on his studies of purple and green bacteria, which

    microbiologist demonstrated that photosynthesis is essentially a light-dependent reaction in which hydrogen from a suitable oxidisable compound reduces carbon dioxide to carbohydrates?
    A Robert Koch Correct Answer Incorrect Answer
    B Cornelius van Niel Correct Answer Incorrect Answer
    C Antonie Philips van Leeuwenhoek Correct Answer Incorrect Answer
    D Selman Abraham Waksman Correct Answer Incorrect Answer

    Solution

    The correct answer is B

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