Natural Selection
Across
- 2. notion an organisms pass on to offspring
- 6. process of adapting
- 8. develop gradually
- 9. organisms use to disguise their apperance
- 11. all species gradually change
- 12. process of mutating
Down
- 1. difference in condition amount or level
- 3. theory of biological evolution
- 4. this is the tool of evolution
- 5. genetic information passed on
- 7. explanation for observations of natural world
- 10. organisms that can reproduce