Examlex
Which group has the fewest number of described species?
Fetal Rh Antigens
Antigens present on the red blood cells of a fetus that can cause an immune response if they differ from the mother's Rh status.
Erythrocytes
Red blood cells responsible for carrying oxygen from the lungs to the body tissues and carbon dioxide from the tissues back to the lungs, facilitated by the protein hemoglobin.
Oxygen-carrying Capacity
The maximum amount of oxygen that can be carried in the blood, mainly determined by the hemoglobin concentration.
Thrombin
An enzyme in blood plasma that causes the clotting of blood by converting fibrinogen to fibrin, playing a central role in hemostasis.
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