Across
- 2. groups of cells performing a function
- 5. bowl shaped body plan
- 6. vase shaped body plan
- 9. lives in or on another organism
- 11. joining of egg and sperm cells
- 14. animals with a backbone
- 15. organism that does not live in/on a host
- 16. combined unit of tissues
- 18. ex: jellyfish
- 23. ex: sea anemone
- 24. flat worms, soft as jelly
- 25. phylum of sponges - "having pores"
- 26. arrangement of body parts
- 27. group of many individual animals
- 30. involves two parents
Down
- 1. animals without a backbone
- 3. feed on dead or decaying material
- 4. free living flatworms
- 7. symmetry divided into halves
- 8. invertebrates with no body symmetry
- 10. infected with a parasite
- 12. basic unit of structure in living thing
- 13. parasitic flat worm
- 17. involves one parent
- 19. animals classified into 35 groups
- 20. symmetry through a central point
- 21. invertebrates with stinging cells
- 22. group of organs performing function
- 28. immature form of an animal
- 29. controls inherited characteristics