Across
- 3. struggle for resources
- 7. birds studied on the Galapagos Islands
- 10. a change in the genetic code (DNA)
- 11. father of evolution
- 13. selection nature provides desirable traits for survival and reproduction
Down
- 1. the practice whereby humans choose to breed organisms with desirable traits
- 2. differences in traits
- 4. predator prey relationship
- 5. name of the ship
- 6. process of change in new traits over time
- 8. when all members of a species have died
- 9. when an environment makes more offspring than will survive
- 12. inherited traits that aid in survival an reproduction