The human protein $\alpha-1$ antitrypsin is obtained from

Transgenic organisms are produced by:

Transgenic models exist for which of the following human diseases:
$(a)$ Cancer $(b)$ Cystic fibrosis $(c)$ Rheumatoid arthritis $(d)$ Alzheimer's disease $(e)$ Emphysema

Consider the following statements:
$I$. Transgenic animals are more sensitive to toxic substances than non-transgenic animals.
$II$. Useful biological products can be produced by introducing into transgenic animals the portion of $DNA$ which codes for a particular product.
$III$. Brazzein is a protein produced by a West African plant,$Pentadiplandra$ $brazzeana$,which is approximately $2000$ times as sweet as sugar.
Which of the statements given above are correct?

In the cloning of cattle,a fertilized egg is taken out of the mother's womb and:

For which of the following are transgenic animals $NOT$ used?