The term 'humulin' is used for

What is the meaning of $Bio-patents$?

$ELISA$ is based on the principle of

How many recombinant therapeutics have been approved for human use in the world over?

Some of the steps involved in the production of humulin are given below. Choose the correct sequence.
$(i)$ Synthesis of gene $(DNA)$ for human insulin artificially.
(ii) Culturing recombinant $E. coli$ in bioreactors.
(iii) Purification of humulin.
(iv) Insertion of human insulin gene into plasmid.
$(v)$ Introduction of recombinant plasmid into $E. coli$.
(vi) Extraction of recombinant gene product from $E. coli$.

An example of gene therapy is .......