Applied Nutrition BS Nursing
nmdcat.online June 6, 2026

Which mineral is essential for oxygen transport in blood?

A. Iron
B. Calcium
C. Sodium
D. Potassium

📝 Explanation

Iron is a component of hemoglobin that carries oxygen in blood.

📖 Additional Information

  • Iron
  • Calcium
  • Sodium
  • Potassium

Iron is a component of hemoglobin that carries oxygen in blood.

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