worm vocab

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Across
  1. 2. long series of repeated units
  2. 3. a stiff bristle
  3. 5. a fluid filled body cavity that is between the body wall and the internal organs made up of the mesoderm layer
  4. 10. segmented body
  5. 11. greek for few
  6. 12. an organism that has a coelom; tube within a tube
  7. 13. bristle-like hairs that help anchor the somites to prevent slipping backwards
  8. 15. little ring
  9. 16. ringed
Down
  1. 1. an organism that looks like they have a coelom but doesn't
  2. 4. an organism without a coelom
  3. 6. external parasites
  4. 7. parts of the body, the segments; contains setae
  5. 8. describes their wide and flat shape; an organism that has a flat and oval body shape
  6. 9. elongated tubular sucking mouthpart
  7. 14. a system on space often found in bone tissue