$PCR$ is a three-step process based on temperature,which follows the sequence of ........

What is the significance of adding proteases at the time of isolation of genetic material $(DNA)$?

In the $PCR$ technique,how are the two strands of $DNA$ separated?

If a recombinant $DNA$ molecule carrying an ampicillin resistance gene is introduced into an $E. coli$ cell and the host cells are spread on an agar plate containing ampicillin,then...

The $Polyethylene \ Glycol$ $(PEG)$ method is useful for which of the following?

Which statements are correct for gel electrophoresis to separate $\text{DNA}$ fragments?
$(a)$ $\text{DNA}$ is a negatively charged molecule and so it is loaded on the gel towards the anode terminal.
$(b)$ $\text{DNA}$ fragments travel along the surface of the gel whose concentration does not affect the movement of $\text{DNA}$.
$(c)$ Smaller the size of $\text{DNA}$ fragments,larger is the distance it travels through it.
$(d)$ Pure $\text{DNA}$ can be visualized directly by exposing it to $\text{UV}$ radiation.