Relier Pairs Mitosis Version en ligne This is a fun activity for students to practice their knowledge on Mitosis. par Peyton Wilbanks 1 The single cell then pinches in the middle to form two separate daughter cells each containing a full set of chromosomes within a nucleus. 2 A membrane forms around each set of chromosomes to create two new nuclei. 3 The centrioles are now at opposite poles of the cell with the mitotic spindle fibers extending from them. 4 The chromosomes condense into X-shaped structures that can be easily seen under a microscope. 5 6 7 The sister chromatids are then pulled apart by the mitotic spindle which pulls one chromatid to one pole and the other chromatid to the opposite pole. 8 9 The DNA in the cell is copied in preparation for cell division, this results in two identical full sets of chromosome 10 11 12 Telophase Cytokinesis Definition of Metaphase Metaphase Anaphase Definition of Cytokinesis Definition of Prophase Prophase Interphase Definition of Telophase Definition of Interphase Definition of Anaphase