Across
- 4. flu
- 5. membrane allows for the diffusion of substances
- 7. creating energy
- 10. making food
- 11. back bone
- 13. living factors
- 14. microorgansims
- 16. interaction of biotic and abiotic features
- 17. brain of the cell
Down
- 1. green in cells
- 2. mushrooms
- 3. protozoa
- 6. no back bone
- 8. a way of classification
- 9. most are beneficial
- 12. non living factors
- 15. one type of animal