Question

WHY ARE WHITE BLOOD CELLS ARE WHITE

Answer 1

as no heamoglobin is present in them

Answer 2

Answer:

Explanation:

The term white blood cells come from the observation that when blood is centrifuged, the red blood cells layer at the bottom, the lymphocytes then layer on top of the RBC, and the plasma is on top of the lymphocytes. The lymphocyte layer is lighter than the RBC’s and appears to be “white” thus the term white blood cells!