Question

when a blood sample is centrifuged, the buffy coat represents the
multiple choice
red blood cell percentage.
plasma percentage.
hemoglobin saturation.
white blood cell and platelet percentage.

Explanation:

When blood is centrifuged, it separates into layers: the bottom dense layer is red blood cells, the top layer is plasma, and the thin middle buffy coat consists of white blood cells and platelets.

Answer:

white blood cell and platelet percentage.