Across
- 2. vascular tissue in plants
- 4. fluid transported by xylem
- 5. describes organism that does not move freely
- 7. symbiotic relationship between organisms
- 11. does not require oxygen
- 13. no backbone
- 15. perspective used to interpret the world
- 16. small opening on the underside of a leaf
- 17. requires oxygen
Down
- 1. internal balance with organisms
- 3. first phase of cellular respiration
- 6. mouthpart of insect
- 8. part of an ecosystem
- 9. grouping within a classification
- 10. has backbone
- 12. taxonomic division within a class
- 14. nonliving
- 18. the study of life