Animal Phyla Chart

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Animal Phyla Chart
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Platyhelminthes(flatworms)
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Miscellaneous -Symmetry -Body cavity
-Number of germ cell layers

• Bilateral symmetry
• Acoelomate
• 3 germ cell layers

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Body Support/Movement

• True muscle tissue longitudinal muscles

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Nervous Control

• Primitive brain-like ganglia (nerve clusters) and
  ventral nerve cords

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Reproduction

• Asexual fragmentation regeneration
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• Sexual hermaphrodites

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Digestion

• Mouth, pharynx, gastrovascular cavity
• 1 body opening
  mouth anus

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Circulation

• None

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Excretion

• Flame cells (sweep waste out of body)

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Respiration

• Diffusion

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