Nucleotide pairs present in one turn of $DNA$ helix
$4$
$10$
$8$
$9$
The double helix model of Watson and Crick is known as
Assertion : In a $DNA$ molecule, $A-T$ rich parts melt before $G-C$ rich parts.
Reason : In between $A$ and $T$ there are three $H-$ bond, whereas in between $G$ and $C$ there are two $H-$ bonds.
The central dogma of protein synthesis is
The modern concept of gene is
One turn of $DNA$ possesses