Across
- 4. animal possessing a backbone
- 6. most specific classification level
- 9. maintaining stable internal environment
- 10. warm-blooded vertebrate with hair
- 13. The study of birds
- 14. process of eliminating waste
- 15. process of obtaining food
Down
- 1. The part of the microscope you look through.
- 2. common protidt along with amoeba and euglena
- 3. basic unit of all living things
- 5. Study about birds
- 7. study of very small organisms
- 8. organism with cells containing nucleus
- 11. kingdom containing mushrooms and yeast
- 12. branch of biology studying plants