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PHYLUM RHYNCHOCOELA Disebut Nemertea atau Nemertina. Habitat : Umumnya terdapat di pantai, di bawah batu dan rumput laut; beberapa hidup di air tawar atau di tanah ...
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... microscopic Wheel animals Bilateral symmetry Well developed organ systems Rotifers Phylum Rotifera Proboscis Worms Phylum Rhynchocoela Flatworms ...
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(Plat = flat) There are three classes: Turbellaria Trematoda Cestoda Characteristics of Flatworms They are acoelomates (they don t have body cavities) ...
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The Nervous System BY LYDIA CHANG, LAUREN LEE, AND DIANA ZHENG Evolution of the Nervous System Porifera: no nervous system Cnidaria: nerve net all throughout body ...
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Chapter 25. The Animal Kingdom I: Introducing the Invertebrates. The Diversity of Animals ... Invertebrates that live in freshwater are more likely to have protected ...
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Licenciatura en Hidrobiolog a Unidad Ense anza Aprendizaje: BIOLOG A DE LOS ORGANISMOS BENTONICOS II (ZOOBENTOS) TEMARIO Biol. Jos Alejandro Gamboa Contreras
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Lophotrochozoa ... These are the Mesozoa, Nemertea and four phyla grouped ... made up of only 20-30 cells arranged in two layers, which are not homologous to ...
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Phylums of Protista
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Fig. 14.10 ACOELOMATE ANIMALS 14.1. General Features A. Cephalization 1. Sessile animals survive well with radial symmetry. 2. Concentrating the sense organs on the ...
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On a mi du temps r aliser que les ponges taient des animaux. ... Les petits animaux qui viennent en contact avec les tentacules des an mones de ...
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