$A$ : Operator gene is functional when it is not blocked by repressor.
$R$ : Regulator gene produces active protein only which acts on operon system in $E$.coli
Assertion and Reason both are correct and also correct explanation.
Assertion and Reason both are correct but not explanation of assertion.
Assertion is correct, but Reason is incorrect.
Both Assertion and Reason are incorrect.
The genes are responsible for growth and differentiation in an organism through regulation of
Write an explanatory note of gene expression.
In Escherichia coli, lac operon is induced by
Gene regulation governing lactose operon of E.coli that involves the lac $I$ gene product is
Which of the following is required as inducer(s) for the expression of Lac operon?