$DNA$ polymerases catalyse polymerisation of / in
Ribonucleotides
$5^{\prime} \rightarrow 3^{\prime}$ direction
$3^{\prime} \rightarrow 5^{\prime}$ direction
Deoxyribonucleosides
The somatic chromosome complement in all human being is
The term 'gene' was coined by
In which form of $RNA$ most nucleotides are in modified form
In bacteria, catalytic $RNA$ is found in
Gene library or $DNA$ library has collection of