MEDizzy
MEDizzy
Abu Sufiyan Khan
Abu Sufiyan Khanabout 7 years ago

How many blood groups present in human being??

4
Top rated comment
about 7 years ago

They are further broken down to: O-positive: 38 percent O-negative: 7 percent A-positive: 34 percent A-negative: 6 percent B-positive: 9 percent B-negative: 2 percent AB-positive: 3 percent AB-negative: 1 percent

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about 7 years ago

4 types.....A,B,AB,O....These are again classified into A+,A-.....like that.

about 7 years ago

There are 4 main blood groups A, B, AB and O

about 7 years ago

4 main blood grps

about 7 years ago

Landstiener, Duffy, Lewis, MNS, Bombay...... Etc.

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