Question

What is the lifespan of human WBC?

Answer 1

WBC:

1. WBC or white blood cells are also called leukocytes.
2. They are colorless due to the absence of hemoglobin.
3. They are of 2 types - granulocytes and agranulocytes.
4. They help in immune responses, defense, and allergies.
5. They are extremely short-lived.
6. They last for 13-20 days in the lymph system.