This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Molecular Genetics, Subject name: Biochemistry
The proteins presents in Deoxyribonucleic acid is 
Select and explain. 
A. Protamines, B. Histone, C. Albumins, D. Globulins
B: Histone
Answer: B: Histone 
Explanation: (Histone) (225 - RS 7th)DNA is a polymer of deoxyribonucleotides and is found in chromosomes, mitochondria, and chloroplasts. The nuclear DNA is bound to basic proteins called HistonesHistones - These are basic proteins rich in Arginine & Histidine