The findings showed that H. sapiens, shortly after migrating out of Africa into Eurasia, developed new genetic variants for the Rh blood group system (including RHD and RHCE alleles). These new ...

At its simplest level, the Rh blood group system is dependent on certain types of protein found on the outside of red blood cells. People can be Rh-positive (they have a "D" antigen on their red ...