Rat Island Crossword

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Across
  1. 2. the adjustment of an organism to its environment
  2. 4. a set characteristics that helps an organism to survive and reproduce
  3. 8. the breeding of organisms to reproduce one with desirable traits
  4. 13. an actual body part or coloration that help an organism survive
  5. 14. an organisms ability to survive and reproduce
  6. 15. body structure in a present day organism that no longer serves its purpose but was useful to an ancestor
Down
  1. 1. the change in the genetic population
  2. 3. the environment doesn't support the growth of a population
  3. 5. body parts of organisms that don't have common evolutionary origin but are similar in functions
  4. 6. a mechanism for change in populations
  5. 7. an adaptation that enables species to blend with their surrounds
  6. 9. the changes in populations over time
  7. 10. movement from one place to another
  8. 11. a change in a gene or chromosome
  9. 12. structural adaption that enables one species to resemble another species