Which of the following describes the layering,in order from top to bottom,of a test tube of blood that has been "spun down" in a centrifuge?

Question

Quizplus · Accepted Answer

When a test tube of blood is centrifuged, the components will separate based on their density. The top layer is the plasma, the middle layer is the buffy coat (containing white blood cells and platelets), and the bottom layer is the red blood cells. Therefore, the correct layering from top to bottom is plasma, buffy coat, and red blood cells, which is represented by choice C.

Which of the Following Describes the Layering,in Order from Top