Lac operon is
arabinose operon
repressible operon
inducible operon
overlapping genes
Which enzyme will be produced in a cell if there is a nonsense mutation in the lac $Y$ gene?
A low level of expression of lac operon occurs at all the time. Can you explain the logic behind this phenomena.
Which enzyme / enzymes are responsible for transformation of lactose to galactos in the E.coli culture medium.
Operon is
Functioning of structural genes is controlled by