Phylum Porifera #2

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Across
  1. 3. being able to make both sperm and eggs
  2. 6. sponges can ___ lost or damaged parts
  3. 8. phylum to which sponges belong
  4. 10. free-swimming larva produced during sexual
  5. 11. sperm enter the sponge through these
  6. 12. adult sponges are ___ because they can't move
  7. 13. cells that secrete spicules
  8. 15. cells that secrete fibrous collagen
Down
  1. 1. another term for monoecious
  2. 2. kingdom to which sponges belong
  3. 4. cells that secrete spongin
  4. 5. sponge cells are ___ because they have a nucleus
  5. 7. cells that secrete large amounts of collagen
  6. 9. type of asexual reproduction that sponges use
  7. 13. hard portion of the sponge's 'skeleton'
  8. 14. sperm are released through the ___