Different blood types origin secret parsing
AB
Origin: AB is white and type B mongols to mate and produce new blood type, in the study of blood type has 1000 or 1200 years ago, AB does not exist, is the latest and most rare blood type, only about 5% of the total population.
Type B
Origin: compared with type O and type A, type B blood type is relatively late on anthropology.Type B bloodArising from around 10000 to 15000 BC, is white and Mongolia race mixed, living in the Himalayan mountains.
Type A
Origin:Type A blood,In BC 25000 years ago in Asia or the Middle East, is produced in the process of adapting to new environment.Type A is the second most common blood group,
Type O
Origin: the oldest blood type.O ancestor was appeared around 40000 BC, Virginia, in large parts of the world is only about 100000 years agoType O bloodThe crowd.
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