The basis of $DNA$ fingerprinting is:

Read the following statements:
$A.$ Variation at genetic level arises due to mutations.
$B.$ The technique of $DNA$ fingerprinting was initially developed by Alec Jeffreys.

If a probe is made of radioactively labelled $dsDNA$ and is allowed to hybridise to its complementary $DNA$ in a cloned cell followed by detection using autoradiography,which of the following statements is considered wrong?

In which of the following steps in the $DNA$ fingerprinting technique are labelled $VNTR$ probes used?

Write an explanatory note on $DNA$ Fingerprinting.

Which technique is used for $DNA$ fingerprinting?