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S used to carry oxygen in the blood
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Iron
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B12
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B6
That's Correct!
It's Wrong!
Iron is the correct answer because it is an essential mineral that plays a crucial role in carrying oxygen in the blood. Iron is a key component of hemoglobin, which is the protein in red blood cells responsible for binding and transporting oxygen from the lungs to the rest of the body. Without sufficient iron, the body cannot produce enough healthy red blood cells, resulting in a condition called iron deficiency anemia. Therefore, iron is necessary for the proper functioning of oxygen transportation in the blood.