genetic science vs expression

genetic science and expression both are nouns.

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

genetic science (noun)	expression (noun)
the branch of biology that studies heredity and variation in organisms	the act of forcing something out by squeezing or pressing
	the feelings expressed on a person's face
	a word or phrase that particular people use in particular situations
	the style of expressing yourself
	expression without words
	a group of symbols that make a mathematical statement
	the communication (in speech or writing) of your beliefs or opinions
	a group of words that form a constituent of a sentence and are considered as a single unit
	(genetics) the process of expressing a gene