Question

question 2 of 10
the majority of whole blood is made up of?
white blood cells
plasma
platelets
red blood cells

Explanation:

Whole blood is mainly composed of plasma, which makes up about 55% of whole - blood volume. Plasma is a yellowish - clear fluid that contains water, proteins, electrolytes, hormones, and other substances. Red blood cells, white blood cells, and platelets are the cellular components of blood, but they do not constitute the majority.

Answer:

B. Plasma