(from the article `cell`) ...chromatids is divided between the two daughter cells during mitosis, or division of the nucleus, a process in which the chromosomes are propelled ...
Chromosomes (blue) and the mitotic spindle (green) during mitosis. Image: Oak Ridge National Laboratory An array of microtubules and associated molecules that forms between the two poles of a eukaryotic cell during mitosis and serves to move the duplicated chromosomes apart. During the first st...
See: spindle and mitosis. ... (18 Nov 1997) ... 
See spindle and mitosis.
Type: Term Definitions: 1. the fusiform figure characteristic of a dividing cell; it consists of microtubules (s. fibers), some of which become attached to each chromosome at its centromere and are involved in chromosomal movement; other microtubules (continuous fibers) pass from pole to pole. Synonyms: nuclear spindle &nb...