35+ Blood Type O World Map Background. So type o is the most common in the world, yet here in the uk, type o donors are highly prized. As a result, differences in blood type frequencies around the world are most likely due to other factors than social discrimination.
Note that it is highest in central asia. (some countries like chile has rare. Blood type (or blood group) is determined, in part, by the abo blood group antigens present on red blood cells.
Blood type (also called a blood group) is a classification of blood.
Blood type diets focus on how certain foods and diet plans effect. Donors are encouraged to give red cell and whole blood donations. With blood type o often in short supply, canadian scientists believe they may have solved the problem, by converting other blood types into o. Find local blood drives near you and donate today.