Identify $X$ and $Y$
$X=H$, histone, $Y= DNA$
$X= DNA$ $Y=H_1$, Histone
$X=Histone$ $Y=H_1$, Histone
$X=DNA$ $Y$ =Histone octamer
'Central Dogma' was proposed by
What background information did Watson and Crick have made available for developing a model of $DNA$ ? What was their contribution ?
Which of the following are all Nucleotides
Phosphorus is present in
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.