Evolution Review

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Across
  1. 4. Unrelated organisms evolve similarities in the same environment.
  2. 7. Two species evolve in response to each other.
  3. 8. evolution One species separates into different species.
  4. 9. Structures that are similiar with same functions in different groups.
  5. 11. Structures that are similiar with different functions.
Down
  1. 1. The moving in or out of new alleles (forms of a gene) in a population.
  2. 2. Theory that states mitochondria and chloroplasts came from bacteria.
  3. 3. A change in the gene pool or population due to size change.
  4. 5. Survival of the fittest.
  5. 6. A group of the same species that changes during evolution.
  6. 8. He developed that idea of natural selection.
  7. 10. Any of several forms of a gene found on the same chromosome.
  8. 12. He believed that organisms could change how their bodies worked.