epistasis vs biological process

epistasis and biological process both are nouns.

Word	Noun	Adjective	Verb	Adverb
epistasis	Yes	No	No	No
biological process	Yes	No	No	No

As nouns, biological process is a hypernym of epistasis; that is, biological process is a word with a broader meaning than epistasis:

Other hypernyms of epistasis include organic process.

epistasis (noun)	biological process (noun)
the suppression of a gene by the effect of an unrelated gene	a process occurring in living organisms