The $3'→ 5'$ phosphodiester linkages inside a polynucleotide chain serve to join
one $DNA$ strand with the other $DNA$ strand
one nucleoside with another nucleoside
one nucleotide with another nucleotide
one nitrogenous base with pentose sugar.
Process of $DNA$ replication is effected by an enzyme called
Find out the incorrect statement.
Escherichia coli fully labelled with $15 \mathrm{~N}$ is allowed to grow in $14 \mathrm{~N}$ medium. The two strands of $DNA$ molecule of the first generation bacteria have
Which of the following statement is correct about $DNA$ polymerase?
$DNA$ replication is