Once they separate, each chromatid is a chromosome.
Metaphase The spindle fibres tug the X shaped chromosomes into a line across the middle of the cell.Īnaphase The spindle fibres begin to contract and shorten which pulls the centromere apart to let the sister chromatids move to the opposite sides of the cell. The spindle fibres have fully formed, and they attach themselves to the centromeres. Late Prophase The nucleus has completely disappeared.
E N D - Presentation TranscriptĮarly Prophase The nuclear membrane and the nucleolus start to disappear.
