At which site does the repressor bind in the $Lac$ operon?

  • A
    Operator
  • B
    Promoter
  • C
    $Lac\, z$
  • D
    $Lac\, y$

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When glucose is the normal energy source in a bacterial cell,which gene transcribes a repressor mRNA?

Statement-$I$: Lac operator is present only in lac operon and it interacts specifically with lac-repressor only.
Statement-$II$: Each operon has its specific operator and specific repressor.

During lactose metabolism in $E. coli$,the repressor protein binds to the ...........

In $Escherichia \ coli$,$lac$ operon is induced by

The lactose present in the growth medium of bacteria is transported to the cell by the action of

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