Vertebrate characteristics - PowerPoint PPT Presentation

Historical Context

Historical Context. Concepts “ Scala natura ” “Lower vs. higher” or “Derived vs. primitive” “Ex nihlio ” “Archetypes”. People Greeks (Anaximander) Darwin/Wallace Linnaeus De Lamarck Malthus Cuvier. Morphology. Homology. Analogy. Homoplasy. Ancestry Appearance Function.

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32-2: Comparison of Invertebrates + Vertebrates

32-2: Comparison of Invertebrates + Vertebrates. Invertebrate characteristics. Symmetry Radial or bilateral Aquatic – radial; Terrestrial – bilateral Most animals display bilateral for motility + sensory functioning (i.e. a BRAIN ) Segmentation

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655 views • 13 slides

Unit 3 Exam Objectives

Unit 3 Exam Objectives. Deuterostome Objectives. Deuterostome characteristics What is a keystone species? Chordate characteristics Basic characteristics of 3 sub-phyla of chordates Vertebrate characteristics Innovation: jaws, boney skeletons, tetrapod, moving to land, amniotic egg

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63 views • 4 slides

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