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

Identify the correct statement.

With regard to insulin,choose the correct options.
$(a)$ $C$-peptide is not present in mature insulin.
$(b)$ The insulin produced by $rDNA$ technology has $C$-peptide.
$(c)$ The pro-insulin has $C$-peptide.
$(d)$ $A$-peptide and $B$-peptide of insulin are interconnected by disulphide bridges.
Choose the correct answer from the options given below.

Which one of the following techniques does not serve the purpose of early diagnosis of a disease for its early treatment?

Which type of vaccine is produced from yeast?

The first clinical gene therapy was given for treating