Week 3

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Across
  1. 2. the clade containing box jellyfish
  2. 4. the clade containing sea anemones and coral
  3. 5. the clade containing animals with radial symmetry
  4. 9. the sponge cell type that lives in the gel matrix and transports food
  5. 10. something that having a large body size because of multicellularity helps prevent
  6. 12. the structure that provides support in the cnidarian body
  7. 17. highly folded sponge body shape
  8. 18. the sponge cell type that is pinched by the pinacocytes to control water flow
  9. 19. the clade containing sponges
Down
  1. 1. mechanism of evolution where organisms that are more suited to their environment survive to produce offspring
  2. 2. stinging cell
  3. 3. the largest and most complex sponge body type
  4. 5. the sponge cell type that resembles choanoflagellates
  5. 6. mechanism of evolution caused by a chance event
  6. 7. programmed cell death that rids to body of damaged cells
  7. 8. the simplest form of a nervous system in animals
  8. 11. the clade containing true jellies
  9. 13. the theory of animal evolution that is supported by molecular data
  10. 14. the sponge cell type on the outer layer of the sponge
  11. 15. the simplest and smallest sponge body type
  12. 16. clade containing hydra, obelia, physalia and gonionemus