Histones are rich in the basic amino acid ...............and........
Lysines, arginines
Lysines, glutamine
arginine, aspartic acid
aspartic acid, lysine
It is absent in $RNA$.
A single stranded $DNA $ molecule is the genetic material of bacteriophage
The one which is capable of self replication is
Definitions/Explanation : Nucleoside & Histones
The length of a helix of $DNA$ is