The wild type E. coli cells are growing in normal medium with glucose. They are transferred to a medium containing only lactose as sugar. Which of the following changes take place ?

Wild type E.coil cell 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

E. coli cells with a mutated Z gene of the lac operon cannot grow in medium containing only lactose as the source of energy because :

E. coli cells with a mutated z gene of the lac operon cannot grow in medium containing only lactose as the source of energy because

E. coli cell with a mutated Z gene of the lac operon cannot grow in medium containing only lactose as the source of energy because:

E. coli cells with a mutated z gene of the lac operon cannot grow in medium containing only lactose as the source of energy because

Escherichia coli growing on medium having glucose is transferred to lactose containing medium. Which change occurs ?