43. Blood is red in colour due to the presence of ________ A.Cytochrome B.Chlorophyll C.Hemocyanin D.Haemoglobin

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Abhishek Mishra

2 years ago

Answer: Option D Solution: Hemoglobin is iron-containing oxygen transport protein in the red blood cells of all vertebrates. It has an oxygen binding capacity and gives the red colour to the blood.

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