Question

Q. What is haemoglobin Write the role of haemoglobin in the transportation of oxygen in the blood and CO2 present in the blood​

Answer 1

Answer:

Hemoglobin: The protein inside red blood cells (a) that carries oxygen to cells and carbon dioxide to the lungs is hemoglobin (b). Hemoglobin is made up of four symmetrical subunits and four heme groups. Iron associated with the heme binds oxygen. It is the iron in hemoglobin that gives blood its red color.

Explanation:

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Answer 2

Haemoglobin is a respiratory pigment that carries oxygen through red blood cells. Oxygenated blood is carried to tissues. The exchange of gases at tissue level is called as peripheral gas exchange. ... The cycle continues to cary oxygen from lungs to tissues and carbon dioxide from tissues to lungs by haemoglobin.