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6 Cards in this Set

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Symmetry
Refers to the arrangement of the individual parts of an object that can be divided into similaar halves.
Invertebrates and Vertabrates
Vertabrates have a back bone invertebrates do NOT have a back bone.
Cnidarins
are hollow bodies animals with two cell layers that are organized into tissues.
Polyp
The vase-shaped body of the sea anemone and the hydra.
Medusa
Jellyfish have a free swimming bell shaped body that is called a medusa.
By who??
Gabrielle!!! Cats Rule
;D