Mark the correct one (w.r.t. application of $DNA$ fingerprinting).

Which of the following is used in the $DNA$ fingerprinting technique?

The sensitivity of $DNA$ fingerprinting can be increased by using ..........

$DNA$ fingerprinting using Variable Number Tandem Repeats $(VNTRs)$ is based on the observation that

Which of the following sequences do not code for any polypeptide?

Which of the following is the correct sequence of $\text{DNA}$ fingerprinting?
$(i)$ Digestion of $\text{DNA}$ by restriction endonucleases
$(ii)$ Hybridisation using labelled $\text{VNTR}$ probe
$(iii)$ Separation of $\text{DNA}$ fragments by electrophoresis
$(iv)$ Detection of hybridised $\text{DNA}$ fragments by autoradiography
$(v)$ Blotting
$(vi)$ Isolation of $\text{DNA}$