Phylum Porifera and Cnidaria

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Across
  1. 2. What line of symmetry do Cnidarians have?
  2. 5. Touch causes water to be pushed out and allows it to move
  3. 7. The structure where the water enters through a sponge
  4. 10. Harpoon-like structures that contain neurotoxins to paralyze prey
  5. 11. Body structure is facing upwards and is sessile
  6. 12. What is the inner cell layer?
  7. 13. How do sponges release their waste?
  8. 14. What is the outer cell layer?
  9. 17. Carry nutrients to other cells and aid in reproduction
  10. 21. This provides structural support for the sponge
  11. 23. What line of symmetry do sponges have?
  12. 26. What is the name of when sponges cannot move?
  13. 27. Another name for Choanocytes
  14. 28. Stinging tentacles that contain specialized cells
  15. 29. This creates the water current needed for all life processes of a sponge
  16. 30. How do sponges reproduce asexually?
Down
  1. 1. The name of which produces both sperm and eggs
  2. 3. Class that includes corals and sea anemones
  3. 4. Cup-like animals
  4. 6. Sensory cells that help determine the direction of gravity
  5. 8. Internal cavity of a sponge that releases water through the osculum
  6. 9. Water serpent animal
  7. 10. Network of nerve cells that respond to touch
  8. 15. what is the name of the jelly fishes jelly-like substance?
  9. 16. The structure where the water flows out of the sponge
  10. 18. Body structure is facing down and is motile
  11. 19. What cell sticks to food particles for the sponge to ingest them?
  12. 20. Cells that surround the outside of a sponge
  13. 22. What is the name of the function when it can detect light?
  14. 24. Sponges are multicellular, but what do they not have?
  15. 25. How do sponges feed without a mouth?