Download I Am Blood Type A+ Background. In genetics, blood type gene has two alleles, each allele has genotype a, b or o. Those with a+ can only receive red blood cells from a or o blood types.
By 1927, takeji furukawa, a professor at tokyo. If you have your blood typed by the red cross or any other professional organization, they'll tell you the rh factor. Now i understand blood types.
The a and b are dominant, and o is recessive.
(i am not a doctor or medical expert, so i may have remembered a few details incorrectly. Each of them contains different antigens (such as carbohydrates or proteins) on the membrane of red blood cells. Child blood type calculation based on parental blood types, calculate one parent's blood type based on another parent and child. A+ blood type diet is recommended for people with type a positive blood.