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Breathing And Exchange Of Gases

Question

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Discuss the respiratory pigments of human beings.

Solution

Respiratory pigments of human being is haemoglobin :

Haemoglobin : It is a red coloured pigment formed of iron and protein. Haemoglobin is a red coloured iron containing pigment present in the RBCs. O₂ binds with haemoglobin in a reversible manner to and form oxyhaemoglobin. One haemoglobin molecule can carry a maximum of four molecules of O₂.

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