White blood cell | Definition & Function | Britannica
https://www.britannica.com/science/white-blood-cell
WEBMar 29, 2024 · white blood cell, a cellular component of the blood that lacks hemoglobin, has a nucleus, is capable of motility, and defends the body against infection and disease by ingesting foreign materials and cellular debris, by destroying infectious agents and cancer cells, or by producing antibodies. Characteristics of white blood cells. leukocytosis.
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