Across
- 4. Changes in a species over time to help in survive.
- 7. Can affect the creatures ______.
- 8. The study of parents passing traits onto offspring.
- 9. Process in which individuals who are best fit to their environment survive and pass on their genetics.
- 10. Changes in an animal to better fit its environment.
- 11. Founder of the theory of evolution.
Down
- 1. A part of a creatures body.
- 2. An action or behavior.
- 3. The study of Heredity.
- 5. Difference in a population.
- 6. Changes in an animals genetics that determine if it lives or dies.