part_of
part of
part of
nuclear part
chromosome
chromosome_part
This is a manufactured term, that serves the purpose of allow the parts of a chromosome to have an is_a path to the root.
SO:0000830
https://orcid.org/0000-0003-2569-1939 | https://orcid.org/0000-0002-7535-4492
Planarian_Anatomy