Uridine is formed when pyrimidine nitrogen base uracil joins with

Explain the role of scientist :

$1.$ Friedrich Miescher $1869$

$2.$ Maurice wilkins and Rosalind Franklin

Cytidine is a

Nucleotides are building blocks of nucleic acids. Each nucleotide is a composite molecule formed by

Full Forms : $NHC$
 

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.