Some Info about Blood Group
Aug 31, 2012There are 4 major blood types:
A, B, AB and O.
These are determined by presence or absence of two antigens - A and B.
More: http://www.redcrossblood.org/learn-about-blood/blood-types
There are 4 major blood types:
A, B, AB and O.
These are determined by presence or absence of two antigens - A and B.
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