WHY BLOOD RED IN COLOUR? DUE TO WHAT if someone asks answer my question I am definitely mark him as a brainiest I need help
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Human blood is red because hemoglobin, which is carried in the blood and functions to transport oxygen, is iron-rich and red in color. Octopuses and horseshoe crabs have blue blood. This is because the protein transporting oxygen in their blood, hemocyanin, is actually blue.
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Human blood is red because hemoglobin, which is carried in the blood and functions to transport oxygen, is iron-rich and red in color.
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