Download Chapter 6 Quiz 2

Chapter 6 Quiz 2
Review Sheet
Chromosomes
1. What connects the two sister chromatids?
2. What are chromatids?
3. What types of cells have pairs of chromosomes, two of each homologous pair,
and are known as 2n?
Cell Cycle & Cancer
4. In what phase of the cell cycle does the cell spend the most time?
5. What are the three parts of interphase?
6. What is the name given to the time from one mitosis to another?
7. What part of the cell cycle involves normal cell activity?
8. What part of the cell cycle involves the replication of DNA?
9. After the S phase, what is the appearance of the chromosomes?
10. What is the sequence of the cell cycle?
11. What is it called when the cell loses control and regulation of the cell cycle?
12. What is the name of the proteins that control the checkpoints of the cell cycle?
13. Explain cancer in terms of cell division.
Mitosis
14. When mitosis is complete what does each cell (nucleus) have?
15. What is mitosis?
16. What are spindle fibers?
17. What is the order of phases in mitosis?
18. In what phase do all chromosomes line up?
19. What occurs in anaphase?
20. In what phase do chromosomes coil up from chromatin?
Cytokinesis
21. What structure is found in a plant cell during cytokinesis?
22. What structure forms along the cell membrane of an animal cell involved in
cytokinesis?
23. When does cytokinesis normally occur?
Pictures – the pictures from the animal mitosis and plant mitosis handout will need to be
labeled (by phase) and as plant or animal cell
Answer key
1. centromere
2. joined strands of identical duplicated genetic material
3. diploid
4. interphase
5. G1, S, G2
6. cell cycle
7. G1
8. S
9. 2 identical chromatids
10. G1, S, G2, mitosis, cytokinesis
11. cancer
12. cyclins
13. uncontrolled cell division
14. same genetic information, complete set (exact copy) of chromosomes from parent
cell
15. process in which the nucleus of a cell divides into two.
16. microtubules
17. prophase, metaphase, anaphase, telophase
18. metaphase
19. centromeres divide, chromatids migrate to poles
20. prophase
21. cell plate
22. cleavage furrow
23. occurs after the nucleus divides (after the nuclear membrane forms during
telophase)