variant vs biology

variant and biology both are nouns.

Word	Noun	Adjective	Verb	Adverb
variant	Yes	Yes	No	No
biology	Yes	No	No	No

variant (noun)	biology (noun)
a variable quantity that is random	the science that studies living organisms
something a little different from others of the same type	all the plant and animal life of a particular region
an event that departs from expectations	characteristic life processes and phenomena of living organisms
(biology) a group of organisms within a species that differ in trivial ways from similar groups

variant (adjective)	biology (adjective)
differing from a norm or standard
exhibiting variation and change