replication vs genetic science

replication and genetic science both are nouns.

Word	Noun	Adjective	Verb	Adverb
replication	Yes	No	No	No
genetic science	Yes	No	No	No

replication (noun)	genetic science (noun)
the act of making copies	the branch of biology that studies heredity and variation in organisms
the repetition of an experiment in order to test the validity of its conclusion
copy that is not the original; something that has been copied
the repetition of a sound resulting from reflection of the sound waves
(law) a pleading made by a plaintiff in reply to the defendant's plea or answer
a quick reply to a question or remark (especially a witty or critical one)
(genetics) the process whereby DNA makes a copy of itself before cell division