In the technique of $DNA$ fingerprinting digestion of $DNA$ is followed by
Electrophoresis
Hybridisation
Denaturation
Southern blotting
Majority of unusual bases are found in $tRNA, T \Psi C$ loop is
Which one of the following ratio is constant in $DNAs$ of different species
The total number of nitrogenous bases in human genome is estimated to be about
Centromere is a part of chromosome which helps in the