Cytidine is a
Nucleoside
Nitrogen base
Nucleotide
Common dinucleotide in $DNA$ and $RNA$
What is the function of histones in $DNA$ packaging ?
A child receives
Which one of the following pair is a purine pair?
If the length of a $DNA$ molecule is $1.1$ metres, what will be the approximate number of base pairs?
The two strands of a double helix model of $DNA$ are held together by hydrogen bonds between