not sure but it may be AB -ve
B—
AB negative is the rarest blood type. AB positive is the second rarest blood type. The negative blood types are more rare than the positive. The common blood type is o.
The rarest type of blood is O. people with O type blood can donate blood to anybody and there are very few people that have this blood type. It is extremely rare.
No it isn't. The rarest is AB negative.
AB+ is the third rarest blood type. 1 person in 29 has AB+ which is 3.4% percent of the population.
O positive is the most common blood type. O negative is the rarest donor because it is the rarest type of blood and is often referred to as the "universal donor."
AB Negative is the rarest blood type with less than one percent of the population having that type. However, the person with this type of blood can also receive several other types.
O positive is a rare blood type. There are very few complications with this blood type that are known. If a person has O blood type then they can receive any type of blood transfusion.
o negative
O positive is the more rare and the most needed blood type in the world according the Red Cross. It is also the most compatible with other blood types. People with this rare blood type are encouraged to give blood whenever possible so that large quantity will be in supply for those needing blood transfusions.
If you mean rarest, then AB-. == == == == == ==
AB , the rarest bloodtype.
Type O's are the most popular blood type universally, and any negative blood types are usually rare in compasrison to their positive type counterparts. In the US, the rarest blood types are known to be the AB negatives with only about 0.6% people with this blood type.