How are the structural genes activated in the lac operon in E. coli ?

How are the structural genes inactivated in lac operon in E. Coli? Explain.

How are the structural genes inactivated in lac operon in E. Coli? Explain.

Lac operon is

How are the structural genes inactivated / activated in lac operon in E. coli? Explain.

How many structural genes are present is lac-operon of E.coli?

The sequence of structural genes in lac operon is

The lac operon consists of

List the structural gene involved in the digestion of lactose in E.coli, Highlight the function of each one.

Number of structural genes in tryptophan operon is

(a) Explain the role of regulatory gene, operator and structural genes in lac operon when E. Coli is growing in a culture medium with the sources of energy as lactose.