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Primates and the phylogenyof Homo sapiens. Primate Ancestor Features: ... Two groups of modern primates: Prosimians and Anthropoids. Similar to. Tree dwelling ...
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... notochord Central part of nervous system A hollow tube made up of neurons Extends entire length of amphioxus and jawless fishes Always dorsal to notochord ...
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The pharynx is housed inside an atrium. Pharyngeal basket is ... metamorphosis. Subphylum Urochordata. Solitary tunicates. colonial tunicates. 1500 species ...
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INVERTEBRATES Diverse life on Earth
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Conclusion: a statement about whether to accept, modify, or reject a theory or ... Eg: sponge. Phylum Cnidaria: radial symmetry. Eg . Jelly fishes ...
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Recall that Bilateralia includes two great groups of organisms Protostomia and ... Beginning of organogenesis. Significant segmentation ...
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coelom. 6. Broad Groupings of Kingdom Animalia. 7. Key Transitions ... Coelom poses circulation problem. solved by circulatory system. open circulatory system ...
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Outline The coelom Molluscs Bivalves Cephalopods Gastropods Annelids Arthropods Crustaceans Uniramians Chelicerates Echinoderms Advantages of Coelom Protostomes vs ...
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* Class Amphibia Class Reptilia Class Aves Class Mammalia Oldest class of tetrapods 4000 extant species of frogs, ...
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Vertebrate Evolution and Diversity Phylum Chordata Subphylum Urochordates Subphylum Cephalochordates Subphylum Vertebrates Lancet Tunicate
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GROUPED INTO ABOUT 35 PHYLA. MOST ARE AQUATIC. MOST FAMILIAR PHYLUM CHORDATA ... ECHINODERMATA (SEA URCHIN) EXCEPTION. GERM LAYERS ...
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A single clam, mussel or oyster can filter up to 2 gallons. of water ... Over 70% of all mussels. are extinct or in trouble! have. are. carry out. with. such as ...
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ANIMAL DEVELOPMENT
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More Invertebrates. Chapter 30. Outline. The coelom. Molluscs. Bivalves. Cephalopods. Gastropods ... Differentiated according to three major events in ...
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Introduction to Kingdom Animalia. Defining Animals. 1. Animals are multicellular, ... 2. Animals generally store their carbohydrate reserves as glycogen ...
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Overview of Animal Diversity Chapter 31 General Features of Animals Heterotrophs Multicellular Able to move from place to place Diverse in form and habitat Sexual ...
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Hirudinea leeches (no setae or parapodia) -freshwater o r moist tropical area ... Their legs are flattened and leaflike and are the chief respiratory organs. ...
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They have a true coelom, the fluid filled body cavity is completely lined in ... Coelom Formation: In gastrulation, the developing of the digestive tube, there ...
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An Introduction to Animal Diversity and Invertebrates By Genetically Superior
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The grid for the animal phyla ... A sheet organizing key concepts with questions ... One is the mirror image of the other. We humans are bilaterally symmetric. ...
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Mostly sexual with flagellated sperm and nonmotile egg ... Spiral cleavage,Mouth develops form blastopore,mesoderm splits to form coelom ...
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