Assertion: cat | /r/HasAspect | two copies of that gene
Facets:
value: for the trait
type: PURPOSE
Source sentences:
text: The gene that causes the kinky, curly tail of the Japanese Bobtail, on the other hand, is recessive — a cat needs to have two copies of that gene for the trait to express itself — and doesn’t have the same potential for health problems as the Manx gene.