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Comparing Invertebrates

Comparing Invertebrates. Chapter 29. Invertebrate Evolution. Chapter 29-1. Origins of Invertebrates. Early animals were flat, soft bodied organisms that lived on the bottom of shallow seas. Segmented with bilateral symmetry. NO cell specialization.

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804 views • 71 slides

Marine Worms

Marine Worms. Justin Adair. Any worm who lives in a marine environment is considered as marine worm. Marine worms have special tentacles used for taking in oxygen and letting out carbon dioxide. They also use their tentacles for reproduction. Tube Worms.

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227 views • 6 slides

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'Mouth stomach' diaporamas de présentation

Mouth stomach - PowerPoint PPT Presentation

Comparing Invertebrates

Marine Worms