Question

Haemoglobin is present in

• A. RBC
• B. WBC
• C. Platelets
• D. Both A and B

Answer 1

The correct option is A

Explanation of the correct option:

• Hemoglobin (Hb or Hgb ) is an iron-containing protein present in erythrocytes or Red blood cells (RBC) of almost all vertebrates.
• Each hemoglobin can bind to four oxygen molecules. It carries oxygen from lungs to tissues. Hence Haemoglobin is present in RBC.

Explanation of the incorrect option:

Option B

• WBC defends the body against infection and disease by ingesting foreign materials and cellular debris, by destroying infectious agents and cancer cells.

Option D

• The primary function of Platelets is to prevent and stop bleeding.
• If a blood vessel is damaged, the body sends signals to platelets which cause them to travel to the injured area.

Final answer:

Haemoglobin is present in

RBCs.