R Ruchi Sharma 🎓 Tutor III ⭐ 9.87K Points 📊 Biology Q. In human beings influenza is caused by (A) Bacteria (B) Viruses (C) Fungi (D) Algae 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (B) Viruses You must be Logged in to update hint/solution 💬 Discussion 💬 Comment