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Nonpenetrant trait: A genetic trait (characteristic) that is present in the genome but does not manifest itself in the individual. By contrast, a penetrant trait is one that manifests itself.
If, for example, if 100 people have a particular genetic trait but only 80 of them express it, the penetrance of that trait is 80%. The trait is nonpenetrant in 20% of people who have it.
nonpenetrant trait non·pen·e·trant trait (nÅn-pÄ›n'Ä-trÉ™nt) n. A genetic trait that is not manifested phenotypically because of factors outside its own locus.
Nonpenetrant trait: A genetic trait (characteristic) that is present in the genome but does not manifest itself in the individual. By contrast, a penetrant trait is one ...
non·pen·e·trant trait (n n-p n-tr nt) n. A genetic trait that is not manifested phenotypically because of factors outside its own locus.
Definition of nonpenetrant trait from The American Heritage Medical Dictionary.
The fact that living things inherit traits from their parents has been used ... "Nonpenetrant trait"