penetrance vs. expressivity
[pen-i-truhns]
/ ˈpɛn ɪ trəns /
noun
Genetics.
[ek-spre-siv-i-tee]
/ ˌɛk sprɛˈsɪv ɪ ti /
noun
-
the quality or state of being expressive.
-
Genetics. the degree to which a particular gene produces its effect in an organism.