Unformatted text preview: coelom, protostome development 2. What does the word root “platy” mean? What does the word root “helminthes” mean? 3. What two significant anatomical features are present in the Ecdysozoa but absent in Platyhelminthes? 4. Why are there no digestive structures on the list for class Cestoda? 5. In the space below, sketch the cross sectional anatomy of a planarian as it appears at low magnification. Label the drawings with any visible structures from the lists above....
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- Spring '10
- Biology, word root, Platyhelminthes, appropriate morphological change