Porifera & Cnidarian

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Across
  1. 1. a type of invertebrate animal that has a hollow, cylinder-shaped body and is a member of the phylum Cnidaria.
  2. 6. microscopic, whip-like appendages that help cells move through liquids
  3. 8. a genus of small, tube-shaped calcareous sponges belonging to the family Sycettidae,
  4. 9. small openings or pores in the body of an animal or in organs within the body.
  5. 10. the large, central cavity of a sponge
  6. 13. having both male and female reproductive organs in the same individual, or being hermaphroditic.
  7. 14. an excretory structure in the living sponge, a large opening to the outside through which the current of water exits after passing through the spongocoel.
  8. 17. a small, sharp-pointed, hard body that serves as a skeletal element in various invertebrates, such as sponges and corals:
  9. 18. a free-swimming larval form of many cnidarians, such as jellyfish, corals, and sea anemones.
  10. 19. anything that is associated with or occurs on the bottom of a body of water
  11. 21. a form of asexual reproduction where a new organism develops as a small outgrowth or "bud" from the body of a parent organism, eventually detaching to become a separate individual
Down
  1. 2. organisms that drift in water and are unable to swim against currents.
  2. 3. an animal or plant that has both male and female reproductive organs, structures, or tissue.
  3. 4. having distinct individuals that are either male or female, and each produces either male or female gametes.
  4. 5. a young animal that is very different from its adult form, and that goes through a distinct stage in its development before becoming an adult
  5. 7. a type of sponge or sponge larva with a simple canal system and a vase-like body shape
  6. 8. an organism that is permanently attached to a solid surface and is unable to move on its own
  7. 11. a type of sponge with a complex structure that includes a thick body wall and a highly branched canal system:
  8. 12. an animal (such as a clam or baleen whale) that obtains its food by filtering organic matter or minute organisms from a current of water that passes through some part of its system.
  9. 15. the free-swimming, bell-shaped body form of a cnidarian (like a jellyfish),
  10. 16. a protein that makes up the flexible fibers that form the skeleton of most sponges.
  11. 20. having the ability to contract or cause contraction