$A$: Kornberg enzyme is associated with the removal of primers and thyminedimer.
$R$: $DNA$ polymersase I does exonuclease activity in $5^{\prime} \rightarrow 3^{\prime}$ and $3^{\prime} \rightarrow 5^{\prime}$ directions.
Assertion and Reason both are correct and also correct explanation.
Assertion and Reason both are correct but not explanation of assertion.
Assertion is correct, but Reason is incorrect.
Both Assertion and Reason are incorrect.
Which one of the following is not a process of $DNA$ replication
Who developed $DNA$ finger printing method ?
The possibility of three letter genetic code was pointed out by
The terminal end of a chromosome is called
Assertion : The uptake of $DNA$ during transformation is an active, energy requiring process.
Reason : Transformation occurs in only those bacteria, which possess the enzymatic machinery involved in the active uptake and recombination