Across
- 2. Theorized that organisms altered their behavior to evnironment
- 4. The process by which organisms force certain breeding
- 7. Characteristics that increase the chance of survival
- 8. The process where organisms adapt to environment
- 9. The action or process of mutating
- 10. Seasonal movement of animals from one region to another
Down
- 1. Hide or disguise the presence of
- 3. Theorized that organisms adapt to their environment
- 5. The theory that organisms change over time
- 6. Condition of being physically fit and healthy