Across
- 2. Passing of traits from parents to offspring
- 5. Substance that causes cancer, like tobacco or radiation
- 7. Tool used to see tiny cells and structures
- 13. Coiled DNA that carries genetic information
- 14. Different versions of a gene, such as for eye color
- 17. Stage when chromosomes line up in the middle of the cell
- 19. Stage when the cell grows and prepares to divide
- 20. Non-cancerous tumor that stays contained
- 21. Cell division that produces two identical cells
- 23. A section of DNA that controls a specific trait
- 25. Spread of cancer cells to other parts of the body
Down
- 1. Stage when sister chromatids are pulled apart to opposite sides
- 3. Programmed cell death that removes damaged cells
- 4. Chromatids Identical copies of a chromosome joined together
- 6. Stage when new nuclei form at each end of the cell
- 8. The point where sister chromatids are held together
- 9. Mass of abnormal cells caused by uncontrolled division
- 10. Stage when chromosomes become visible and spindle forms
- 11. Fibers Thin threads that pull chromatids apart during cell division
- 12. Study of heredity and variation in living organisms
- 15. Cell division that makes reproductive cells with half the chromosomes
- 16. Cancerous tumor that can spread to other tissues
- 18. Having two identical alleles for a particular gene
- 22. Cycle Complete process of cell growth, replication, and division
- 24. Final step where the cell fully splits into two