The vaccine of Hepatitis-$B$ is a

Which protein is used for the treatment of emphysema?

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?

What side effect was observed in some patients due to the use of animal-derived insulin?

Which radiations cause the destruction of proteins?

In which year did the company Eli Lilly prepare two $DNA$ sequences corresponding to $A$ and $B$ chains of human insulin?