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Chapter 31: Overview of Animal Diversity31.1 Animals are multicellular heterotrophs without cell walls. (Page 618) http://www.mhhe.com/biosci/genbio/espv2/data/diversity/007/index.html Examine the following sections: Diversity/Invertebrates/Characteristics 5.137 Multicellular Heterotrophs Some General features of Animals. (Page 618) 31.2 Animals are a very diverse kingdom. (Page 620) http://www.mhhe.com/biosci/genbio/espv2/data/diversity/007/index.html Examine the following sections: Diversity/Invertebrates/Characteristics 5.138 Body Symmetry 5.139 Type of Symmetry 5.140 Coelom 5.141 Embryonic Tissue Layers 5.142 Protostomes and Deuterostomes 5.143 Taxa Chart The Traditional Classification of Animals. (Page 620) 31.3 The animal body plan has undergone many changes. (Page 624) http://www.mhhe.com/biosci/genbio/espv2/data/diversity/007/index.html Examine the following sections: Diversity/Invertebrates/Characteristics 5.138 Body Symmetry 5.139 Type of Symmetry Five Key Transitions in Body Plan. (Page 624) 31.4 The way we classify animals is being reevaluated. (Page 628) http://www.mhhe.com/biosci/genbio/espv2/data/diversity/007/index.html Examine the following sections: Diversity/Invertebrates/Characteristics 5.143 Taxa Chart A New Look at the Metazoan Family Tree. (Page 628) “Evo-Devo” and the Roots of the Animal Family Tree. (Page 630) |