The natural selection lab

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Across
  1. 4. /how a animal act
  2. 7. / part of a buildings
  3. 9. / A famous observations
  4. 10. / to longer after getting hurt
  5. 11. / Different kinds of traits
Down
  1. 1. selection / mechanism of evolution
  2. 2. / Feature help a species survive in particular environments
  3. 3. place to live
  4. 5. / change or different of animals
  5. 6. / single DNA
  6. 8. /population over many generations