chromosome mapping vs mapping

chromosome mapping and mapping both are nouns.

Word	Noun	Adjective	Verb	Adverb
chromosome mapping	Yes	No	No	No
mapping	Yes	No	No	No

As nouns, chromosome mapping and mapping are synonyms defined as:

chromosome mapping and mapping: (genetics) the process of locating genes on a chromosome

chromosome mapping (noun)	mapping (noun)
(genetics) the process of locating genes on a chromosome	(genetics) the process of locating genes on a chromosome
	the process of making maps
	(mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function)