Blood cells whose primary function is the transport of oxygen are called ____.
A) hemoglobin
B) leukocytes
C) platelets
D) erythrocytes

Question

Quizplus · Accepted Answer

Erythrocytes, also known as red blood cells, contain the protein hemoglobin which binds to oxygen and transports it throughout the body. Leukocytes are white blood cells involved in the immune response, platelets are involved in blood clotting, and hemoglobin is a protein found within erythrocytes.

Blood Cells Whose Primary Function Is the Transport of Oxygen