genetics vs biological science

genetics and biological science both are nouns.

Word	Noun	Adjective	Verb	Adverb
genetics	Yes	No	No	No
biological science	Yes	No	No	No

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

genetics: the branch of biology that studies heredity and variation in organisms
biological science: the science that studies living organisms

Other hypernyms of genetics include biology.

genetics (noun)	biological science (noun)
the branch of biology that studies heredity and variation in organisms	the science that studies living organisms