The transfer of proteins from an electrophoretic gel to a nitrocellulose membrane is called....

Which of the following pairs is $NOT$ correct?

Match List-$I$ with List-$II$:

List-$I$	List-$II$
$A$. Genetically modified organism	$I$. Agrobacterium tumefaciens
$B$. $DNA$ polymerase	$II$. Bt cotton
$C$. Ti plasmid	$III$. Thermus aquaticus
$D$. pBR322	$IV$. Escherichia coli

Choose the correct answer from the options given below:

Given below are two statements: one is labelled as Assertion $(A)$ and the other is labelled as Reason $(R)$.
Assertion $(A):$
Polymerase chain reaction is used in $DNA$ amplification.
Reason $(R):$
The ampicillin resistant gene is used as a selectable marker to check transformation.
In the light of the above statements,choose the correct answer from the options given below:

In the given figure,what do '$R$','$S$',and '$T$' represent respectively?

Which of the following restriction enzymes used in recombinant $DNA$ technology produces staggered cuts (sticky ends) in $DNA$?