Which types of genetically modified organisms are used in biotechnology for the industrial-scale production of biopharmaceuticals and biological products?

The main challenge for the production of insulin using $rDNA$ techniques was getting insulin into its matured form using $........$ bonds.

Which of the following methods,other than gene therapy,has been used for the treatment of $ADA$ deficiency?

$ELISA$ is used to detect viruses where the key reagent is . . .

Consider the following statements about therapeutic drugs:
$I$. The recombinant $DNA$ technology is used for the production of therapeutic drugs which are safe and effective.
$II$. It avoids unwanted immunological responses,commonly observed with similar products isolated from non-human sources.
$III$. About $30$ recombinant therapeutics have been approved for human use in the world,including India.
Which of the statements given above are correct?

Which of the following is based upon the principle of antigen-antibody interaction?