Red Blood Cells remain in the body for ___ days.

Red Blood Cells remain in the body for ___ days.

خون کے سرخ خلیے ___ دن تک جسم میں رہتے ہیں۔
Explanation

The red blood cell survives on average only 120 days.

Red cells contain a special protein called hemoglobin

RBCs' function is to carry oxygen from the lungs and deliver it throughout the body.

They are made in the bone marrow.


Additional information:

The lifespan of white blood cells is 12-20 days. 

They boost the immune system.