Across
- 6. family tree or chart that shows relationship of traits in a family
- 7. the process in which a cell divides into 2 new daughter cells
- 9. production of eggs
- 13. tumour that can invade surrounding cells
- 14. chromatin condenses into chromosomes, centrioles separate, spindle fibers form, nuclear envelope breaks down
- 16. causes genetic recombination
- 17. tumor that can not invade surrounding cells
- 18. process in which cells divide into new daughter cells
- 19. cell division by which gametes are made with half the number of chromosomes
- 20. division of cytoplasm
Down
- 1. asexual reproduction that is used in bacteria
- 2. asexual or sexual reproduction used in jellyfish
- 3. sister chromatids separate into individual chromosomes and are moved apart
- 4. in between period of growth, longest stage of the cell cycle
- 5. difference in genetic makeup of individuals in a population
- 8. chromosomes gather at opposite ends o the cell and lose their distinct shapes, 2 new nuclear envelopes form, nucleus becomes visible in each daughter cell
- 10. process of making sperm
- 11. pair of chromosomes (maternal and paternal) that are similar in shape and size
- 12. chromosomes line up across the center, each chromosome is connected to a spindle fiber at the centromere
- 15. fusion of a sperm cell and an egg cell to make a zygote