Sponges and Cnidarians Review

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Across
  1. 2. first step in development
  2. 4. outside layer
  3. 5. type of polyp
  4. 9. reproduction and nutrition transport
  5. 10. tentacles down motile mouth down
  6. 12. digestion takes place
  7. 13. line interior of sponge use flagella
  8. 15. allows water into sponge
  9. 17. tentacles up sessile mouth up
  10. 19. fifth step in development
  11. 20. on tentacles, sting paralyze prey
  12. 21. structural support
Down
  1. 1. third step in development
  2. 3. blast all cells out of middle sixth step
  3. 6. fourth step in development
  4. 7. second step in development
  5. 8. type of medusa
  6. 10. 32 cells MORE than want to count
  7. 11. produce both sperm and egg
  8. 14. Fresh water cnidarian
  9. 16. exit for material in sponge
  10. 18. indentation seventh step in development