why the blood of human being are red
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Because it contains a red pigment called haemoglobin which gives the blood colour red.
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Each hemoglobin protein is made up subunits called hemes, which are what give blood its red color. More specifically, the hemes can bind iron molecules, and these iron molecules bind oxygen. The blood cells arered because of the interaction between iron and oxygen.
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Each hemoglobin protein is made up subunits called hemes, which are what give blood its red color. More specifically, the hemes can bind iron molecules, and these iron molecules bind oxygen. The blood cells arered because of the interaction between iron and oxygen.
*-*-*-*-*-*-*-*-*-*-*-*-*-
☺❤☺❤☺Hope its helpful ❤☺❤☺
❤☺❤☺❤Plzz mark me brainliest ❤☺❤☺❤
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