1. 5 10 15 20 25 Mitosis The Cell Cycle Meiosis Diagrams Chromo What? 5 10 15 20 25 5 10 15 20 25 5 10 15 20 25 5 10 15 20 25

2. Chromosomes are found lined up in the middle of the cell during this phase of mitosis. What is metaphase? 5

3. Sister chromatids split during this phase of mitosis. What is anaphase? 10

4. Condensed chromosomes first become visible during this phase of mitosis. 15 What is prophase?

5. Two nuclei are visible during this phase of mitosis. What is telophase? 20

6. In eukaryotic cells, this occurs immediately after mitosis is complete. 25 What is cytokinesis?

7. This is the longest of the three stages of the cell cycle. 5 What is interphase?

8. The nucleus divides during this stage of the cell cycle. What is mitosis? 10

9. In plant cells, cytokinesis occurs when this structure forms. What is a cell plate (new cell wall)? 15

10. Cells that are no longer dividing are said to be in this stage of interphase. What is G 0 ? 20

11. DNA is copied during this stage of interphase. What is the S phase? 25

12. During meiosis, the cell divides this many times. 5 What is two?

13. Homologous chromosomes split during this phase of meiosis. What is anaphase I? 10

14. Sister chromatids split during this phase of meiosis. What is anaphase II? 15

15. This is the number of sperm cells produced by spermatogenesis. What is 4? 20

16. These are the four cells that result from oogenesis. What is one egg cell and three polar bodies? 25

17. What is prophase? 5 Identify the phase seen here

18. What is telophase? 10

19. Will the division of the cell seen here result in diploid or haploid cells. What is haploid? 15

20. The chart seen here is known by this name. What is a karyotype? 20

21. This is the name given to the orange proteins seen here. What are histones? 25

22. During interphase, DNA is loosely organized into long, stringy material known by this name. What is chromatin? 5

23. This is the name given to the duplicated halves of a chromosome. What are chromatids (sister chromatids)? 10

24. There are this many chromosomes in a human egg cell? What is 23? 15

25. An organism with a haploid number of 6 has this many chromosomes in its body cells. What is 12? 20

26. A protein disk that attaches two chromatids together is known by this name. What is a centromere? 25