Five Fingers and Evidence of Evolution

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Across
  1. 4. the study of early development of organisms
  2. 5. genetic info, present in all living organisms
  3. 7. remains of once-living organisms
  4. 9. natural selection example: the peppered _____.
  5. 10. The pinky finger represents genetic ______.
  6. 14. thumb represents
  7. 16. trait that makes an organism better suited for its environment
  8. 17. species evolving together, living in symbiosis
  9. 19. middle finger represents
  10. 20. The pointer finger represents gene _____.
Down
  1. 1. ring finger represents
  2. 2. when two distantly related species evolve a similar characteristic, it is called ________ evolution.
  3. 3. ____________ structures are now-useless structures
  4. 6. selective breeding is an example of _________ selection.
  5. 8. shares a recent common ancestor with humans
  6. 11. same function, different structure
  7. 12. the study of genes and DNA
  8. 13. same structure, different function
  9. 15. all living things share a common ___________.
  10. 18. type of bird that Darwin studied