A nucleoside differs from a nucleotide in not having
Phosphate
Sugar
Nitrogen base
Phosphate and sugar
Which one of the following is not applicableto $RNA$ ?
What is the type of coiling in $DNA$
Assertion : Histones are basic proteins of major importance in packaging of eukaryotic $DNA$. $DNA$ and histones comprise chromatin forming the bulk of eukaryotic chromosome.
Reason : Histones are of five major types $H_1,\,H_2A\,, H_2B,H_3$ and $H_4$ .
The figure gives an important concept in the genetic implication of $DNA$. Fill the blanks $A, B$ and $C$.
The central dogma of protein synthesis is