biological science vs differentiation

biological science and differentiation both are nouns.

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

biological science (noun)	differentiation (noun)
the science that studies living organisms	the mathematical process of obtaining the derivative of a function
	a discrimination between things as different and distinct on the basis of their characteristics or attributes
	(biology) the structural adaptation of some body part for a particular function