Direction: 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.
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The molar concentration of the repressor in the cell is
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- 1.1 nM
- 1 nM
- 10 nM
- 100 nM
Correct Option: D
NA
