R Rohan Raj 🎓 Tutor III ⭐ 6.53K Points 📊 Biology Q. Red colour of blood is due to presence of (A) Plasma (B) Hemoglobin (C) RBC (D) WBC 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (B) Hemoglobin You must be Logged in to update hint/solution 💬 Discussion 💬 Comment