WB JEE Medical WB JEE Medical Solved Paper-2014

  • question_answer
    Which of the following processes was discovered by Lederberg and Tatum (1946)?

    A)  Transduction

    B)  Transformation

    C)  Asexual reproduction

    D)  Conjugation

    Correct Answer: D

    Solution :

     Bacterial conjugation is the phenomenon of transfer of genetic material between the bacterial cells with the help of conjugation bridge (tube) or cell to cell contact. This process was firstly discovered by Joshua Lederberg and Edward Tatum in 1946. During conjugation the donor cell provides a conjugative or mobilisable genetic element to the recipient cell.


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