..............is common for both $DNA$ and $RNA$ but.............is present only in $DNA$
Uracil, thymine'
Thymine , Uracil
Guanine, thymine
cytosine, uracil
The modern concept of gene is
The substance that acts as connecting link between two generations is
Definitions/Explanation : Nucleosome & Euchromatin.
Nucleotides are building blocks of nucleic acids. Each nucleotide is a composite molecule formed by
A child receives