V Vikash Gupta 🎓 Tutor III ⭐ 33.56K Points 📊 Microbiology Q. First line of body defence is (A) Antibody molecules (B) Unbroken skin (C) Antigen molecules (D) Phagocytic cells 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (B) Unbroken skin