Histones are enriched with -

1. Lysine & Arginine

2. Leucine & Lysine

3. Phenylalanine & Leucine

4. Phenylalanine & Arginine

Doubtly Asked 30 Oct 2026 NEET UG 2025 Practice test neet Save WhatsApp Report

1 answer

Best answer

Answer: 1. Lysine & Arginine

Key idea: Histones are basic proteins that bind the acidic, negatively charged DNA.

They are rich in the positively charged basic amino acids lysine and arginine. Leucine and phenylalanine are non-polar and not basic. Option 1.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

Was this answer helpful?