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- The constricted region near the center of a human chromosome. This is the region of the chromosome where the two sister chromatids are joined to one another. See also chromosome
National Human Genome Research Institute - Cite This Source - This Definition
- A specialized chromosome region to which spindle fibers attach during cell division.
Human Genome Project - Cite This Source - This Definition
- Chromomere, Chromosome painting, Chromosome region p, Chromosome region q, metaphase, Nucleolar organizing region, Premature chromosome condensation (PCC), Targeted mutagenesis