Chapter 31: Fishes and Amphibians Section 1: Fishes What is a Fish? Fishes and other vertebrates have at some time during their development a notochord, a hollow dorsal nerve…

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Chapter 31: Fishes and Amphibians Section 1: Fishes What is a Fish? Fishes and other vertebrates have at some time during their development a notochord, a hollow dorsal nerve…

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END OF SECTION Copyright Pearson Prentice Hall * Photo Credit: © Terry Donnelly/Dembinsky Photo Associates * * All plants have a life cycle with alternation of generations,…