In Escherichia coli, lac operon is induced by
$lactose$
$promotor\; gene$
$b-galactosidase$
$I-gene$
In the lac operon, the structural genes are switched off when
In lac operon system lac gene -$I $ codes for
Definitions/Explanation : Regulatorgene & Promotergene
Lactose operon produces enzymes
Wild type E.coli cells are growing in normal medium with glucose. They are transferred to a medium containing only lactose as the sugar. Which one of the following changes take place