ABO blood groups problem

#genetics #ABOBloodGroups #ABOBloodType #BloodGroup #AlleleFrequency #GenotypeFrequency #ABOBloodTypes #RhBloodGroups #blood #classification #antibodies #transfusion #incompatibility #rhesus #bloodGroupsAndBloodTypes #bloodGroupsExplained #bloodGroupsAndTransfusions #bloodGroupsVideo #aboBloodTypesExplained #aboBloodGroupSystem #aboBloodTyping #aboBloodGroup #bloodTransfusion #bloodTypeCompatibility #bloodTypesAndRhFactor https://www.youtube.com/watch?v=uIZh31FgtqM