Across
- 5. Darwin's Theory
- 6. A group of organisms that can interbreed to produce fertile offspring
- 7. Adjusting to new conditions
- 10. Forming new allelic combinations in the reproduction of offspring
Down
- 1. Fighting for resources
- 2. Differences in the characteristics among the individuals of the same species
- 3. Evolution of new species
- 4. Traits passed from parents to offspring
- 8. Change in DNA sequence
- 9. The result of natural selection