Histones are present in :

Given below are four statements. i. Prokaryotic cells are unicelluar while eukaryotes are multicellular. ii. Histones are present in eukaryotes and absent in prokaryotes. iii. The nucleoid contains the genetic material in prokaryotes and eukaryotes. iv. Prokaryotic flagellum is composed of flagellin while eukaryotic flagellum is composed of tubulin. Identify which amongst these are false.

Types of histone proteins present in chromatin are

Types of histone proteins present in nuclesome core are

Number of histone proteins present in one nuclesome core is

Total number of histone proteins present in chromatin with 20 nucleosomes

Histones are not rich in:

Histones are rich in

Histones are rich in

The histone present in chromatin are basic proteins. They contain 20 to 30 per cent arginine and lysine, two positively charged amino acids.