derek and nate science crossword

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Across
  1. 3. of different genes in a population
  2. 5. identificatin of species
  3. 8. unrelated species with similar features
  4. 10. cratures with no apparent strucures
  5. 13. large changes in a species
  6. 16. prevents different species from reproducing
  7. 17. species become unified overtime
  8. 19. species change to its environment
  9. 20. change in dna that effects the protein productions
  10. 21. reduction in population
  11. 22. small changes in a species
  12. 23. species changing
Down
  1. 1. modification of an organism
  2. 2. only the species that adapt survive
  3. 3. random changes in gene pools
  4. 4. related species that dont share similar features
  5. 6. species slightly shift overtime
  6. 7. physical seperation of members in a population
  7. 9. comparing different species
  8. 11. progressive series o fossels
  9. 12. exteme gene or phyisical change overtime
  10. 14. likeliness of a species to survive
  11. 15. shared ancestory
  12. 18. great genetic drift