Question

3. Chromosomes contain—
(A) Protein only
(B) DNA and protein
(C) DNA, RNA and histone
(D) DNA, RNA, histone and non-histone proteins

Answer 1

✨✨Heya ßuddy !! ✨✨

Answer...

➡️Chromosomes contain D. DNA, RNA, histone and non-histone proteins

• Chromosome is thread like material found in the nucleus of cell.

• It is formed by tight coiling of DNA around the histone proteins.

• In viruses , chromosomes may be composed of either DNA or RNA while in eukaryotes it is composed of DNA

• The building unit of chromosome is chromatin fibre .

hope helps !! ❤️❤️

Answer 2

DNA,RNA ,histone and non-histone proteins