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