Term
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Definition
| most basal group; no true tissue; specialized and coordinated cells; asymmetrical |
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Term
| Poriferia Reproduction Asexual |
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Definition
asexual via budding/extension regeneration(mitosis) |
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Term
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Definition
| Blind gut and two layer germ appears |
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Term
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Definition
| cells in tentacles that aid in pre capture and defense; have nematocyte stinging capsules |
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Term
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Definition
| introduction of complete gut |
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Term
| Ctenophore's way of movement |
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Definition
| Ctenes:move by beat rather then muscle contraction |
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Term
| Cnidarian Characteristics |
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Definition
| diploblastic; radial symmetry;incomplete gut;true tissue; |
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Term
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Definition
| unlike cnidarians(nematocysts), ctenophora have adhesive(sticky) discharge in tentacles, then tentacles bring in food to the mouth |
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Term
| Porifera Reproduction Sexual |
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Definition
| Hermaphrodites; sperm release; no self fertilzation; eggs stored in mesohyl;flagellated larvae released;sessle adult |
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Term
| Ctenophora Characteristic |
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Definition
| comb jellies;diploblastic;biradial;true tissue(nerve net);true gut |
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Term
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Definition
| Sexual: sexual medusa-->gamets-->fertilzation--> medusa(no polyp stage) |
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Term
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Definition
| addition of bilateral/triploblasticcomplex skeletons and active locomotives |
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Term
| Protostome:solving gas exchange and dessication |
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Definition
| moist membrane exposed;live in moist soil;water tight exoskeleton/shell;control openings;move to moist places |
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Term
| Animals: multuple water-to-land transitions |
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Definition
| easier because pre-existing: support(skeletons) and appendages |
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Term
| Protostome:specialized mouthparts |
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Definition
| suspension;deposit;herbivory;predation;parasitize |
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Term
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Definition
Appendages: joint limbs and wings skeleton:hydrostatic and exoskeleton |
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Term
| Protostome:Asexual reproduction |
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Definition
| framentation;parthenogensis |
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Term
| Protostome: Sexual Reproduction |
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Definition
External ferilization=sessile form Internal fertilization= mobility |
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Term
| Protostome: Reproductive innovations |
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Definition
Metamorphosis: allows dispersal and decrease competition Egg drying resistant: thicker membrane or CaCO3 shell |
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Term
| Protostome:Lophotrochozoan |
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Definition
| triploblastic;bilateral;lophophore;trochophore larvae |
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Term
| Protostome:Lophotrochozoan: most basil |
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Definition
| Platyhelminthes and rotifers: |
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Term
| Protostome:Lophotrochozoan:Platyhelminthes |
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Definition
| Acoelomate and blind gut (evolutionary reversal);triploblastic |
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Term
| Protostome:Lophotrochozoan:lophophorates |
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Definition
| Ectoprocta, brachiopoda, phoronida |
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Term
| Protostome:Lophotrochozoan:spiralians |
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Definition
| Nemertea,annelida, mollusca |
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Term
| Protostome:Lophotrochozoan:Spiralians |
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Definition
| spiral cleavage;active locomotie;segmented body |
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Term
| Lophotrochozoan Spiralian: Annelida |
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Definition
| spiral cleavage;coelomate; round,elongated body with segment |
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Term
| Classes based on bristles:Polychaeta |
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Definition
| many bristles; sand and chitinous tube worms; separate sexes;internal or external fertilzation;trochophore larvae |
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Term
| Classes based on bristles:Oligochaeta |
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Definition
| earthworms;few bristles;hermaphrodites;oviparous |
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Term
| Classes based on bristles:Hirudinea |
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Definition
| leeches;no bristles;hermaphrodites,oviparous;reduced coelom;ectoparasites |
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