Chap 12 Vocab- Ava Trettin

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Across
  1. 4. study of fossils
  2. 5. characteristics in related species can have underlying similarity even though functions may differ
  3. 6. similar anatomy from common ancestors
  4. 7. found at a certain geographic location and nowhere else
  5. 8. exist within a population.
  6. 10. remains or traces of organisms from past
Down
  1. 1. geographic distribution of a species
  2. 2. similar structures, function in similar environments
  3. 3. a change in species over time
  4. 9. forms A fossil that shows an intermediate state between an ancestral trait and that of its later descendants