Related Words

Centromere: A specialized region on each chromatid to which kinetochores and sister chromatids attach.

Isochromosome: A metacentric chromosome produced during mitosis or meiosis when the centromere splits transversely instead of longitudinally: the arms of such chromosome are equal in length and genetically . . . View Full Definition

Sister Chromatids: Chromatids joined by a common centromere and carrying identical genetic information (unless crossing-over has occurred).

Mitotic Spindle: A network of microtubules formed during prophase. Some microtubules attach to the centromeres of the chromosomes and help draw the chromosomes apart during anaphase.

Kinetochores: Structures at the centromeres of the chromosomes to which the fibers of the mitotic spindle connect.