Across
- 3. The study of heredity
- 6. Characteristics based on DNA
- 7. Group of same organism that can interbreed
- 8. Has something to do with structure
- 9. Appearance of an organism
- 10. Genetic makeup of a trait
Down
- 1. When an organism is no longer roaming the Earth
- 2. Known as "survival of the fittest"
- 4. taxonomy
- 5. The way an organism acts