Across
- 3. a cell with one half of the genetic content
- 4. threadlike structures where DNA molecules are kept
- 6. two haploid cells produced now become four haploid cells
- 7. the "reproductive years" when chromosomes line up along the equatorial plate
- 8. the process in which the cytoplasm of a eukaryotic cell is divided to form two daughter cells
- 9. cells without DNA in a contained nucleus divide usually by a method called ______ ______
- 14. reproductive cells that unite during sexual reproduction
- 15. chromosomes that are the same
- 17. the pairing of two homologous chromosomes that occur during meiosis
- 18. a cell with both mom and dads genetic content
- 19. a process in which a parent cell divides to produce cells with half the genetic material
Down
- 1. the production of sperm
- 2. a simple duplication of a cell and all its parts
- 5. the end of the first division where cytokinesis takes place
- 8. an exchange of genetic material between homologous chromosomes
- 10. the first stage in which a cell must grow, mature, develop and prepare for division
- 11. when an egg and sperm unite
- 12. when two chromosomes start moving towards opposite poles
- 13. in meiosis, when male and female gametes unite in fertilization, they form what is called ______
- 16. process of producing female gametes