Biology crossword

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