Which mineral regulates fluid balance and nerve transmission? 👤 By The Quiz Wire ✅ Fact Checked 📊 Difficulty Medium 📅 Last Updated 01 Dec 2025 A. Iodine B. Zinc C. Sodium D. Magnesium Check Answer 💡 Explanation: Sodium is a key electrolyte responsible for fluid regulation and nerve signaling. 📚 Topics: Food and Cuisine Nutrition 🎯 Exams: CSS GEN NTS PMS
