Assertion: cystic fibrosis's parent | /r/HasAspect | other parent
Facets:
Source sentences:
text: If one parent has CF and the other parent is a carrier, each child born to those parents has a 50% chance of having CF and a 100% chance of being a carrier.
text: If, however, one parent has two defective genes and the other parent has one defective gene, a child has a 50 percent chance of inheriting the condition [source: