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Phylum Characteristics

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boviluve's version from 2016-09-20 21:32

Section

Question Answer
PoriferaNo symmetry, no segmentation, no mouth & no anus, porous, attached to a sedimentary surface, filter feeders (sponges)
CnidariaRadial symmetry, no segmentation, mouth & no anus, stinging cells, tentacles (corals and jellyfishes)
PlatyhelminthyesBilateral symmetry, no segmentation, mouth & no anus,flattened bodies (flatworms)
AnnelidaBilateral symmetry, very segmented, mouth & anus, bristles often present (earthworms and leeches)
ArthropodaBilateral symmetry, segmentation, mouth & anus, exoskeleton, jointed appendages (ants, scorpions, crabs)
MolluscaBilateral symmetry, non-visible segmentation, mouth & anus, most have a shell made of CaCO3 (oysters, octopus, snails)
ChordataBilateral symmetry, segmentation, mouth & anus, notochord, hollow dorsal nerve cord, some have pharyngeal slits (fishes, reptiles, mammals, amphibians)
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