Question

red pigment of the blood​

Answer 1

haemoglobin is the pigment

Answer 2

⇒ Red cells contain hemoglobin and it is the hemoglobin which permits them to transport oxygen and carbon dioxide .

⇒ Hemoglobin, aside from being a transport molecule, is a pigment. It gives the cells their red color and theirname.

⇒ They are also callederythrocytes or, rarely today, red bloodcorpuscles.