Cancer is a genetic defect, so the explanation may be that simple.
Diseases that run in families are often caused by genetic defects.
But a desire for children with genetic defects isn't new.
Family health conditions, such as heart disease or genetic defects.
Other kinds of genetic defects did not increase with age.
A genetic defect had given her only normal human strength, which was much less than the Families' level.
Must be some kind of genetic defect that ran in bad guys.
The disorder is a genetic defect passed from mother to child, almost always a son.
Some cases are caused by a genetic defect, which may run in families.
She sometimes tells friends that her family's love of politics is "a genetic defect."