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Discussion :: GATE Biotechnology

  1. An E. coli cell of volume 10-12 cm3 contains 60 molecules of lac-repressor. The repressor has a binding affinity (Kd) of 10-8 M and 10-9 M with and without lactose respectively, in the medium.
    The molar concentration of the repressor in the cell is
    2. A.
    0.1 nM
    B.
    1 nM
    C.
    10 nM
    D.
    100 nM

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    Answer : Option D

    Explanation :

    -NA-

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