During $DNA$ replication, the strands separate by
$DNA$ polymerase
Unwindase
Gyrase
Topoisomerase
The frequency of a mutant gene in a population is expected to increase, if the gene is
Which one of the following hydrolyses internal phosphodiester, bonds in a polynucletide chain
The term 'gene' was coined by
Relative morphologies of chromosomes of an individual indicate his/her
Khorana got the Nobel Prize on