centromere vs complex body part

centromere and complex body part both are nouns.

Word	Noun	Adjective	Verb	Adverb
centromere	Yes	No	No	No
complex body part	Yes	No	No	No

As nouns, complex body part is a hypernym of centromere; that is, complex body part is a word with a broader meaning than centromere:

centromere: a specialized condensed region of each chromosome that appears during mitosis where the chromatids are held together to form an X shape
complex body part: a particular complex anatomical part of a living thing and its construction and arrangement

Other hypernyms of centromere include anatomical structure, bodily structure, body structure, structure.

centromere (noun)	complex body part (noun)
a specialized condensed region of each chromosome that appears during mitosis where the chromatids are held together to form an X shape	a particular complex anatomical part of a living thing and its construction and arrangement