Ian Cardinal: Evolution Vocabulary

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Across
  1. 2. a trait passed on from one organism to another that helps the organism survive in an environment.
  2. 6. Structures in different species that are similar because of common ancestry.
  3. 8. The first famous philosopher to mention evolution
  4. 12. the formation of new and distinct species in the course of evolution.
  5. 13. similarities in gene sequences proteins and DNA used to determine common ancestry
  6. 17. observing them
  7. 18. An adaptation that involves internal body systems that affect biochemistry
  8. 20. a physical feature of an organism's body having a specific function that contributes to the survival of the organism
  9. 21. A scientist whos idea of evolution was very similar to Darwins
  10. 22. a type of biology that deals with organisms that are endangered and at risk.
  11. 23. A structure that is present in an organism but no longer serves its original purpose
Down
  1. 1. the process through which populations of living organisms adapt and change.
  2. 3. the change in the characteristics of a species over several generations and relies on the process of natural selection.
  3. 4. The preserved remains or traces of organisms that once lived on Earth.
  4. 5. an adaptation that enables a species to blend in with its environment
  5. 7. Body parts that share a common function, but not structure
  6. 9. English natural scientist who formulated a theory of evolution by natural selection (1809-1882)
  7. 10. an adaptation that involves the way an organism behaves or acts
  8. 11. a change or difference in condition, amount, or level, typically with certain limits.
  9. 12. the human practice of breeding animals or plants that have certain desired traits
  10. 14. An organism before it is born
  11. 15. when the last organism in a species dies.
  12. 16. The resemblance of one species to another species
  13. 19. A person who studies plants and animals