Mineral found in red pigment of vertebrate blood is
Mineral found in red pigment of vertebrate blood is
A. magnesium
B. iron
C. calcium
D. copper
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Correct Answer - b
Haemoglobin constitutes about 33% of red blood cells. It is a conjugated protein, composed of a protein called globin and an `Fe^(2+)` porphyrin complex called heme. The mineral present in the red pigment (haemoglobin) of vertebrate blood is iron.
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