R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 Biology Q. The red colour of human blood is due to (A) haptoglobin (B) immunoglobulin (C) myoglobin (D) hemoglobin 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (D) hemoglobin You must be Logged in to update hint/solution 💬 Discussion 💬 Comment