In lac operon if mutation occurs in the middle gene of the 'structural gene' then

In lac- opeon if mutation occurs in the middle gene of the 'structural gene' then

Gene mutations occurs in

In lac operon i gene codes for :

The sequence of structural genes in lac operon is

The sequence of structural genes in lac operon is

Sequence of structural genes of lac operon is

In the operon the gene that lies immediately upstream to the structural genes

In Lac operon , i gene codes for :

Assertion (A): Lactose is the substrate for the enzyme beta-galactosidase and it regulates switching on and off of the lac operon. Reason ( R): The lac operon consists of one regulatory gene and three structural genes.