Centromere

The central portion of the chromosome to which the spindle fibers attach during mitotic and meiotic division.

The eukaryotic chromosome structure, which appears as a constriction in karyotype analysis, to which the spindle fibres attach during mitotic and meiotic division. Composed of highly repetitive DNA.

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

A specialized chromosome region to which spindle fibers attach during cell division.