Some genes of transgenic animals are made .....$X$..... to certain .....$Y$..... substances.

Milk of transgenic cow '$Rosie$' was a nutritionally more balanced product for human babies than natural cow milk because it contained:

'Rosie' cow is known to produce a type of milk which has all the following characteristics:
$I.$ Protein content of $2.4 \ g/L$.
$II.$ Human Alpha-lactalbumin.
$III.$ More nutritionally balanced for human babies than natural cow milk.
Which of the above statements are correct?

The human protein obtained from transgenic animals used to treat emphysema is

Which of the following is known as toxicity/safety testing in the context of transgenic animals?

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?