An artificial process of infecting cells with naked viral $DNA$ is:

In gel electrophoresis,the separated $DNA$ fragments are visualized after staining the $DNA$ with $...A...$ followed by exposure to $...B...$. Here $A$ and $B$ refer to:

In the presence of a chromogenic substrate,recombinant bacteria appear as .......

Stirred-tank bioreactors have been designed for:

The flowchart given below represents the process of recombinant $DNA$ technology. Identify $A$,$B$,and $C$.

In the process of recombinant $DNA$ technology,proteins and lipids are removed from the medium by which enzymes,respectively?