Across
- 6. type of reproduction that involves only one parent and the offspring is identical to the parent
- 7. invertebrate that makes up over one fourth of all animal phyla
- 10. process of eating in which the cells take food directly from the water and digest them
- 12. type of worm that has eyespots that sense light
- 16. mollusk with two shells
- 19. mollusk with a muscular foot and one or no shell
- 22. invertebrate with spiny skin
- 23. internal skeleton
- 24. type of symmetry around a center point
- 25. structure on gastropods used for finding food and detecting danger
Down
- 1. marine invertebrates with stinging bristles
- 2. hairlike structures that move water inside a sponge past collar cells
- 3. one of the most intelligent invertebrates that can open jars
- 4. quality of being made up of exactly similar parts facing each other or around an axis
- 5. ocean mollusk with a head, tentacles and beaklike jaws
- 8. bowl-shaped body plan of a cnidarian
- 9. regrowth of a body part
- 11. segmented worm that has a sucker on both ends
- 13. bivalve that can develop pearls in its mantle
- 14. growth organ that lines a mollusks inner shell
- 15. type of symmetry where a division results in two equal parts that are mirror images of each other
- 17. animals without backbones
- 18. invertebrate that doesn't have tissues or organs
- 20. bulblike structures the line echinoderm appendages
- 21. vase-shaped body plan of a cnidarian