Related Questions

The lac operon is found only in prokaryotes and consists of structural genes and a promoter and operator. Which of the following statements explains why we study the lac operon?
The synthesis of new proteins necessary for lactose utilization by the bacterium E. coli using the lac operon is regulated
If the coli form bacteria is present in a sample of water, then the coli-form test to be conducted is
(i) Presumptive coli-form test
(ii) Confirmed coli-form test
(iii) Completed coli-form test
If there is an insertion mutation in the operator of the lac operon, the expression of the lac structural gene will be __________
How many structural genes are present in a lac operon?
The lac operon consists of ____ structural genes.
We know that lactose has a positive impact on the activity of the lac operon. Tryptophan’s presence has a ________________
If the lac operon of the genome of bacteria is always active it has a defect in which region of the operon?
The investigation of the lac operon for the metabolism of lactose was done by __________
What will be the binding status of regulatory proteins in lac operon when concentrations of both lactose and glucose are very low in the culture medium?