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Sponges & Cnidarians

QuestionAnswer
Larva Immature stage of an organism that looks differnt from adult form
Nematocyst A poisen filled stinging sturcture that contains a coiled dart
Polyp A cylindrical body with armlike tentacles
Medusa A motile bell shaped body with a mouth at the bottom
Gastrovascular Cavity A digestive chamber with one opening
Invertebrate Animals that dont have a backbone
Vertebrate Animals with a backbone
Cephalization Concentration of sense organs and nerve cells at the front of an organs body
Choanocyte A specialized cell in sponges that use a flagellum to move a steady current
Spicule Spike shaped structure that makes up the skeleton of harder sponges
Created by: brilyn
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