Identify the basic amino acid from the following.
Valine
Tyrosine
Glutamic Acid
Lysine
In a given $DNA$ segment the number of nucleotides of guanine is $75$ and those of thymine is $75$. The total number of nucleotides in the segment will be
$DNA$ strand is directly involved in the synthesis of all the following except
The haploid content of human $DNA$ is
Definitions/Explanation : Nucleosome & Euchromatin.