genetic discrimination
noun[U]
HR,INSURANCEukusthepracticeoftreatingapersondifferently,especiallyin aworseway thanothers, because they have agene(=partof acellthatcontrolsdevelopment,behaviour, etc.)that might make them morelikelyto have aparticularillness:
Manygeneticdiscriminationcasesinvolvepeoplewho weredeniedhealthinsurancebecause they were atincreasedriskofcanceror otherdiseases.