evolution

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Across
  1. 2. self replicating material
  2. 3. an organisms role in an ecosystem
  3. 7. production of new individuals
  4. 8. breeding choosing a parent with desireable charactaristics
  5. 10. obtaining and preparing food from enviroment
  6. 11. ancestry on the branching tree of evolution
  7. 12. an organism adjusting to its habitat
  8. 13. lamarck believes all organisms desire to become better
  9. 15. theory species change over time
Down
  1. 1. adapting a specific part of the body for a certain function
  2. 4. the area of resources in which a species uses
  3. 5. structures provide evidence of common ancestor
  4. 6. tree how scientist think different organisms are related
  5. 9. the process of a species dying off
  6. 14. of the fittest best adaptors to enviroment survive