biology choice board unit 6

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Across
  1. 3. stock of different genes interbreeding
  2. 5. reduced genetic diversity
  3. 9. animal leaves for different environment
  4. 11. purposely changing genes
  5. 12. when an animal resembles another species
  6. 14. object or substance required for growth
  7. 16. 2 populations separated by geographic features
  8. 18. amount of inhabitants in specific area
  9. 19. organisms adapt and change
  10. 20. The action or process of adapting
Down
  1. 1. how many alleles in a population
  2. 2. evolutionary force that drives a population apart
  3. 4. animal chooses new home for resources
  4. 6. variation in DNA sequence
  5. 7. mismatches prevent mating
  6. 8. opposite of disruptive selection
  7. 10. 2 or more species reproduce at different times
  8. 13. condition of being physically fit
  9. 15. population reduced for 1 generation
  10. 17. disappearance of genes as individuals die