To isolate $DNA$ from fungi, the cell wall must be broken down. This process is carried out by which of the following enzymes?

Agarose,extracted from seaweeds,is used in:

Give the types and functions of the Nuclease enzyme.

The diagram below represents a schematic of recombinant $DNA$ technology. Which enzymes are responsible for the processes $P$ and $Q$ respectively?
$\quad\quad P\quad\quad\quad Q$

In $EcoRI$,the letter $R$ stands for:

Cutting of a piece of $DNA$ from a plasmid was done with the help of $...A...$ enzymes,popularly known as $...B....$ Here $A$ and $B$ can be