Why do we have blood types?

Takeaway The ABO system is the best known way of classifying blood types In this system, there are eight main types O positive is the most common, and AB

The ABO blood group antigens are encoded by one genetic locus, the ABO locus, which has three alternative forms—A, B, and O A child receives one of

blood group The Eight Main Blood Types · B 2% of the population Often transfsued in only three days after donation · B 11% of the population B+ platelets are in high

blood type blood type, thanks to Japanese professor Tokeji Furukawa While there is no scientific proof tying blood types to personality types, Furukawa's claims have