4 doctors weighed in:
Do both parents have to be cystic fibrosis gene carriers for their child to get it?
4 doctors weighed in

Dr. William Walsh
Addiction Medicine
3 doctors agree
In brief: Yes
It is a recessive trait, so both have to have the gene to pass it to a child.

In brief: Yes
It is a recessive trait, so both have to have the gene to pass it to a child.
Dr. William Walsh
Dr. William Walsh
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