Type A protein allows entry of malaria into RBCs, making type As & Type ABs susceptible. That, in turn, gives Type B & Type O a survival & repro advantage in Africa. If malaria is endemic in LA, that would be the same result.
Type A protein allows entry of malaria into RBCs, making type As & Type ABs susceptible. That, in turn, gives Type B & Type O a survival & repro advantage in Africa. If malaria is endemic in LA, that would be the same result.
Type A protein allows entry of malaria into RBCs, making type As & Type ABs susceptible. That, in turn, gives Type B & Type O a survival & repro advantage in Africa. If malaria is endemic in LA, that would be the same result.