Which of the following companies started selling humulin in $1983$?

Which radiations cause the destruction of proteins?

In gene therapy of Adenosine Deaminase $(ADA)$ deficiency,the patient requires periodic infusion of genetically engineered lymphocytes because

From which organism was insulin extracted in earlier times?

Which of the following genetically engineered organisms was used by Eli Lilly to prepare human insulin?

Which of the following statements are false?
$I$. Insulin for curing diabetes,used to be extracted from the pancreas of slaughtered pig and cattle.
$II$. Animal insulin is slightly different from human insulin.
$III$. Animal insulin causes some undesirable side effects such as allergy.
$IV$. Bacteria cannot be made to synthesise insulin from its gene because of the presence of introns.
Choose the correct option.