$DNA$ repairing is done by
Ligase
$DNA$ polymerase $III$
$DNA$ polymerase $II$
$DNA$ polymerase $I$
In Meselson and Stahl's experiments, heavy $DNA$ was distinguished from normal $DNA$ by centrifugation in
What is the error in above diagram?
Choose the correct statement about the direction of $DNA$ strand
Smallest structure having the power of replicating itself is
For proving the semi conservative mode of replication of $DNA$ , $E-coli$, were first grown in the medium containing ?