The name of the drug used in cancer treatment produced by biotechnology is:

Statements related to human insulin are given below. Which statement$(s)$ is/are correct about genetically engineered insulin?
$(a)$ Pro-hormone insulin contains an extra stretch of $C$-peptide.
$(b)$ $A$-peptide and $B$-peptide chains of insulin were produced separately in $E. coli$,extracted,and combined by creating disulfide bonds between them.
$(c)$ Insulin used for treating diabetes was extracted from cattle and pigs.
$(d)$ Pro-hormone insulin needs to be processed for converting into a mature and functional hormone.
$(e)$ Some patients develop allergic reactions to the foreign insulin.
Choose the most appropriate answer from the options given below:

The first human hormone produced by recombinant $DNA$ technology is

$\alpha-1$ antitrypsin is used to treat which disease?

Which among the following is used to treat Emphysema?

Adenosine Deaminase $(ADA)$ deficiency can be cured by $\ldots A \ldots$ and $\ldots B \ldots$ but it is not fully curative. Here $A$ and $B$ can be