Definition: Chromosomal locus that regulates the proper pairing and segregation of the chromosomes during cell division.
Context: Scientists now appreciate that the centromere is a region of specialized chromatin found within each constricted chromosome that provides the foundation for kinetochore assembly and serves as a site for sister chromatid attachment [...].
Weighting mark: nor
Remission: sin, morgan. Source: http://www.larousse.fr/archives/rechercher?q=centimorgan&base=medical.