Which of the cells contains large amount of oxygen carrier protein hemoglobin?

خلیوں میں سے کس میں آکسیجن کیریئر پروٹین ہیموگلوبن کی بڑی مقدار ہوتی ہے؟

Macrophages

Leucocytes

Erythrocytes

None of these

Erythrocytes (red blood cells) contain a large amount of hemoglobin, which carries oxygen in the blood.

Hemoglobin binds oxygen in the lungs and transports it to tissues throughout the body.