Chimeras
Organ Recipients and DNA Tests
DNA tests confirming identity or immediate family relationships are 99.9% accurate, so when Chicago-based Holly Becker got her results from a consumer ancestry DNA testing company in 2019, she could not imagine why the test identified her as someone else. While consumer DNA tests have been revealed to be a scam when it comes to their ability to reveal the ancestry of a person, even these tests rarely attribute the DNA of one person to another person.
Maternity Test Says Three Kids Do Not Match DNA
Were a mother's three kids switched at birth? Did she steal them? Or is this a genetic anomaly so rare that few have even heard of it: chimerism.
Chimeras and Paternity Testing
Washington man was told he is NOT the father, but wait! He didn't know he had absorbed his twin in the womb! Turns out chimeras can confuse DNA tests.
