Question : Identify the pigment that gives blood its colour.
Option 1: Ferritin
Option 2: Chlorophyll
Option 3: Xanthophyll
Option 4: Haemoglobin
Correct Answer: Haemoglobin
Solution : The correct answer is haemoglobin .
Haemoglobin (Hb) is a protein found in the red blood cells that carry oxygen in your body and give it a red colour. The amount of haemoglobin in whole blood is expressed in whole blood is expressed in grams per deciliter (g/dl). The normal levels for males is 14 to 18 g/dl , and for females is 12 to 16 g/dl .
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