Degeneration of $DNA$ after heating can be studied by comparing
$A : T$ ratio
$G : C$ ratio
Sugar : Phosphate
Number of nucleotides
Read the following statements and choose the set of correct statements:
$(a)$ Euchromatin is loosely packed chromatin
$(b)$ Heterochromatin is transcriptionally active
$(c)$ Histone octomer is wrapped by negatively charged DNA in nucleosome
$(d)$ Histones are rich in lysine and arginine
$(e)$ A typical nucleosome contains $400\,bp$ of DNA helix
Choose the correct answer from the options given below:
Which of the following nitrogenous bases are common for both $RNA$ and $DNA$?
Adenine is $30\%$ then what would be the $\%$ of guanine
Retroviruses do not follow central Dogma. Comment
The haploid content of human $DNA$ is