Multiple choice

The respiratory pigment found in humans is present in _____________________.

  1. plasma

  2. thrombocytes

  3. agranulocytes

  4. erythrocytes

  5. granulocytes

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Erythrocytes are the red blood cells. They contain the respiratory pigment, haemoglobin, which binds oxygen and help in carrying it to different cells of the body. Granulocytes are the white blood cells whose cytoplasm is granular. They are devoid of any pigment.