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Two traits that evolved separately. Ex: Butterfly wings and bird wings |
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Middle germ layer (forms coelem). |
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Body cavity only lined on outside. |
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Plasma membrane swallows food. Ex: Amoeba, Euglena, and Phylum Ciliophera |
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Short numerous hairs on the edge of an organism. Used for movement. |
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Long, whip-like tail that propels an organism. |
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Cell splits in half to reproduce. |
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Flagellated cells that function as feeding structures. Found in Phylum Porifera. |
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Cells used for digestion, reproduction, carrying pigments, secretion of spicules, and spongin fibers. Found in Phylum Porifera. |
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Protective structure composed of calcium carbonate. Found in Phylum Porifera. |
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Connective tissue of sponges. |
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Not a true hydrostatic skeleton. Animals are supported by the water in which they live. |
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Specialized organelle in cnidocyte cells. Small capsule with a barbed, coiled filament. |
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Specialized cell used by cnidarians for stinging. |
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Monecious (hermaphroditic) |
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An organism has both male and female reproductive organs. |
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To be full of fertilized eggs. |
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Male and female reproductive organs are found in separate organisms. |
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Phylum of flatworms including the classes Cestoda, Tremaoda, and Turbellaria. Incomplete digestive system. |
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Phylum of worms individualized for having a proboscis. This phylum also has a complete digestive system. |
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Tube-like mouth part used for catching prey. |
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Parasitic flukes. Incomplete digestive system. |
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Tapeworms. Incomplete digestive system. |
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Marine Flatworms, usually colorful. Incomplete digestive system. |
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Openings in side of sponge where water enters. |
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Opening on the ‘top’ of the sponge where water exits. |
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Phylum that contains the classes Hydrozoa, Scyphozoa, and Anthozoa. |
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Class of Cnidaria that has the polyp stage only. |
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Class of Cnidaria that has a dominant polyp stage (medusa stage still present). |
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Class of Cnidaria that has a dominant medusa stage (polyp stage reduced/absent). |
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Hydra, Obelia, and Man o' War. |
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Contains the phylums Euglenozoa, Apicomplexa, and Ciliophera. |
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Paramecium (What phylum?) |
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Plasmodium (What phylum?) |
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Protists that can have multiple hosts. Also causes malaria. |
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Animals that can live on land, may or may not have shell. |
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Squid, octopus, and Nauilus. |
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