Across
- 2. the name for the single cell that results from fertilization
- 7. determine the gender of the fetus
- 10. division produces 4 cells each with half the original number of chromosomes
- 11. name for reproductive cells of a sexual reproducing organism
- 12. a cell with 2 sets of chromosomes
- 13. when male and female gametes combine
- 16. stage when chromosomes line on the equator
- 17. longest stage for most cells, involves growth and copying of DNA
- 18. stage when the nuclei reappear
Down
- 1. name for "regular" body cells of an organism
- 3. chromosomes, one from each parent, that carry info for same traits
- 4. division of the cytoplasm into two cells
- 5. produces fibers to move chromosomes
- 6. structure which holds chromatids together
- 8. stage when chromosomes begin to move to poles
- 9. any chromosome not involved in determining the gender
- 14. a cell with one set of chromosomes
- 15. stage when chromosomes first coils and appear
- 16. division that produces 2 identical "body" cells