New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Name the alkaloid that is obtained from the autumn

    crocus, which is the most important chemical used by breeders to induce the doubling of chromosome numbers.
    A Tubocuraine Correct Answer Incorrect Answer
    B Colchicine Correct Answer Incorrect Answer
    C Psilosin Correct Answer Incorrect Answer
    D Chelerythrine Correct Answer Incorrect Answer

    Solution

    Colchicine is an alkaloid obtained from the autumn crocus (Colchicum autumnale) that is used by plant breeders to induce polyploidy (doubling of chromosome numbers) in plants.

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