Process of $DNA$ replication is effected by an enzyme called
Ligase
Mutase
Ribonuclease
Polymerase $I$
$DNA$ replication is semi-conservative as
Which is not correctly matched
Which one of the following correctly represents the manner of replication of $DNA$ ?
Which enzyme is responsible for linking the fragments of $DNA$
In Meselson and Stahl's experiments, heavy $DNA$ was distinguished from normal $DNA$ by centrifugation in