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Blood types are determined by the presence or absence of specific antigens, A and B, on the surface of red blood cells as well as the presence or absence of an Rh factor. The rarest type of blood in the United States is Type AB negative.

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12y ago

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Related Questions

Is Rh o positive blood type rare?

The blood type known as rh defines a particular strain or tendency towards particular traits or abnormalties in newborn babies. To determine a rh blood type, a blood test specifying that rh be tested is required.


What are some unique properties of having type a blood?

Red blood cells are the most common type of blood. Hemoglobin carries some of the waste products.Blood is a complex, living tissue that contains many cell types and proteins


Which bood type is the most common?

The most common blood type is the o+ blood type.


What is the most common blood type and the most rare?

The most common blood type is A positive and the most rare is type O.


Why type O be used for all types of blood?

Because the type O Blood type is the most normal. And actually even though it is the most normal type of blood if you need blood you can ONLY use O type blood. But if you have AB blood it is the most easiest blood to get Because you can use ANY blood type.


What is the most common blood type?

The most common blood type is O+, which is 40% of humans blood type.


Are AB blood types the most common?

No, the most common blood type is the o blood type. There are nine common blood types in the human body but the most common of all is the o blood type.


What type of blood is the most common for labratory tests?

The most common is blood type O.


Does each different blood type have a unique color?

No, there isn't any way to tell by looking at your blood what type it is. Blood type is determined by proteins on the cells, and you need a chemical test to tell which is which.


What are some facts about different blood types?

Some blood type facts are, AB negative is the most uncommon blood type to have. O positive and A positive are the most common blood type to have. Blood type is inherited.


Is there a diet made for your own blood type?

Yes every blood type is unique. Visit your doctor or clinic to find our your blood type and have a diet recommend for you. This is realy the only way one can be sure.


The most common blood type there is.?

O+ is the most common blood type. Thus, it is the type needed most often by hospitals for blood transfusions. AB- is the rarest of the "common" blood types, so your friend is mistaken.