Question : The figure given below is that of a nucleosome. a. Name the parts labelled as (i) and (ii). b. How many histone units constitute the main core of the nucleosome?c. Histones are considered as basic proteins. Why?

Question : The figure given below is that of a nucleosome. a. Name the

1.	Question : The figure given below is that of a nucleosome. a. Name the parts labelled as (i) and (ii). b. How many histone units constitute the main core of the nucleosome?c. Histones are considered as basic proteins. Why?
Answer» Solution :a. i. DNA II. H, histone b. Eight c. Histones are RICH in BASIC amino acid residues lysine and arginineand also carry positive charge in their side chains.