Across
- 2. A theory that reasoned evolution happened through natural selection
- 4. The process of developing a trait that is useful for survival
- 9. The world is too complex to have evolved on its on so there must be a ______ ______
- 10. An adaptations that is a physical feature on an organism
- 11. Stories, often linked to religion, that explain how the world started
- 12. A theory that reasoned that animals could pass down traits they has acquired during their lifetime to their offspring
- 14. Evolution mainly works by ____ _____
Down
- 1. Characteristics differing in the same species
- 3. A theory of evolution based upon intelligent evolution
- 5. A trait that gives an organism increased survivability and reproductive success
- 6. Small birds Darwin found that helped him formulate his Evolution theory
- 7. Adaptations that a has behavioral component to them
- 8. A scientific theory that explains how animals and plants changed over time
- 13. The process of an organism becoming better suited to its habitat
