Question

    Which of the following amino acid are essential for synthesis of visual screening pigment?

    A Tyrosine Correct Answer Incorrect Answer
    B Tryptophan Correct Answer Incorrect Answer
    C Alanine Correct Answer Incorrect Answer
    D Proline Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Tryptophan : are essential for synthesis of visual screening pigment

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