Unformatted text preview: 3. Do cnidarians have structures that perform the same role as the sponges’ spicules? If so, what are they? If not, why not? 4. In the space below, sketch a medusa and a polyp. Label each drawing with the class of the animal you draw, any further identifying information available (genus, common name, etc), and the type of specimen (slide, live specimen, preserved specimen, etc.). Label the mouth, tentacles, and gastrovascular cavity in each. Medusa Polyp...
View Full Document
- Spring '10
- Biology, Cnidaria, Porifera, appropriate morphological change