Which blood cells are involved in protecting the body from pathogens and for- eign cells? A. erythrocytes B. leucocytes C. platelets D. haemoglobin

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Muskan Anand

2 years ago

Option B. Leukocytes involved in protecting the body from pathogens and foreign cell. Leukocyte include natural killer like T&B lymphocytes, macrophages and microphages.

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