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Multiple Choice
What mineral is essential for the transport of oxygen in the blood due to its role in hemoglobin?
A
Calcium
B
Zinc
C
Iron
D
Magnesium
Verified step by step guidance
1
Identify the function of hemoglobin in the blood, which is to transport oxygen from the lungs to the rest of the body.
Understand that hemoglobin is a protein found in red blood cells and is crucial for oxygen transport.
Recognize that the mineral essential for hemoglobin's function is iron, as it binds to oxygen molecules.
Consider the role of iron in the structure of hemoglobin, where each hemoglobin molecule contains four iron atoms, each capable of binding one oxygen molecule.
Conclude that iron is the key mineral required for the effective transport of oxygen in the blood due to its integral role in the hemoglobin structure.