Download Most Common Blood Types Us Images. Blood type (also called a blood group) is a classification of blood. Antigens are molecules that can trigger an immune system response.
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Rare blood types do exist, and people with these typically have to bank their own blood over healthy people can easily donate blood. What's more, type a blood can be used for transfusions for patients with type a or type ab blood; Type type o blood is often in short supply in hospitals, due to demand for this universal donor type, according to the red cross.
The most common by far is blood type o, followed by type a, type b, and the least common is blood type ab.
Blood type (also called a blood group) is a classification of blood. What's more, type a blood can be used for transfusions for patients with type a or type ab blood; Globally, the most common blood type is o, but the most common blood type of europeans is a. So if we look at all human blood groups (>100) and the number of different types in those groups (let's just so the most common antibodies are a and b.
