Across
- 6. Organisms with advantageous traits live to reproduce.
- 8. The study of body function
- 10. Change over time
- 11. Organisms with the best traits for their environment survive.
- 12. the struggle between organisms to survive in a habitat with limited resources
- 14. Any difference between individuals of the same species.
- 15. A feature that has different forms in a population
Down
- 1. Passing of traits from parents to offspring
- 2. A reproductive process that involves two parents that combine their genetic material
- 3. A trait that helps an organism survive and reproduce
- 4. A characteristic that an organism can pass on to its offspring through its genes.
- 5. The study of heredity
- 7. A species that no longer has any known living individuals.
- 9. study of embryos and their development
- 13. relating to the structure of the body