Crossword: Theories of Evolution

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Across
  1. 2. organism that is better adapted and thrives for survival and produce more offspring
  2. 3. Darwin, he originated the theory of evolution by natural selection
  3. 6. separation of populations that prevents interbreeding
  4. 9. Anatomy, the similarities and differences of human and animal bone structure
Down
  1. 1. the passing of genetic traits from parents to offspring
  2. 4. over generations, organisms are better suited to their environment
  3. 5. the change in inheritable characteristics over a generation of time in a biological population
  4. 7. the phenotypic and genotypic differences of an organism in a population
  5. 8. Records, the preserved remains, imprints of ancient organisms