Match the description of the event with the phase of mitosis it is in. Each phase may be used more than once. a. Prophase b. Metaphase c. Anaphase d. Telophase 9. _____ The chromosomes move until they form two groups near the poles of the spindle. 10. _____ The chromosomes become visible. 11. _____ A nuclear envelope re-forms around each cluster of chromosomes 12. _____ The centrioles take up positions on opposite sides of the cell. 13. _____ The chromosomes line up across the center of the cell. 14. _____ The nucleolus becomes visible in each daughter nucleus.