biology final review

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Across
  1. 1. metaphase
  2. 4. mitosis
  3. 6. tubules
  4. 9. inversion
  5. 11. animalnephridia tubules
  6. 12. exchange lungs
  7. 13. guanine
  8. 15. cytokines
  9. 17. ecology
  10. 18. disgestion
  11. 22. adenine
Down
  1. 1. cellcycle
  2. 2. mutation
  3. 3. chromosome
  4. 5. mitosis
  5. 7. interphase
  6. 8. bonds
  7. 10. dissection
  8. 14. helix
  9. 16. alveoli
  10. 19. ligase
  11. 20. ecology
  12. 21. gas exchange