1. Vertebrates 2. Chordates have a notochord and a dorsal, hollow nerve cord 3. Notochord • The notochord is a longitudinal, flexible rod between the digestive tube and…

Slide 1 Vertebrate Evolution and Diversity Chapter 34 Slide 2 Vertebrates belong to phylum Chordata. Includes 3 subphyla, vertebrates and 2 phyla of invertebrates, urochordates…

Slide 1 VERTEBRATE EVOLUTION AND DIVERSITY –Classified by presence of head, vertebral column, jaws, and amniotic egg –Amniotes have a terrestrially adapted egg that can…

Slide 1 Class: Amphibians (Chapter 40) The name amphibian means "double life” For while adult amphibians usually live on land, their soft eggs must be laid in the…

Slide 1 http://macroevolution.narod.ru/dawkins_watchmaker/watchmaker.html#09 I have since, for instance in The Blind Watchmaker, become somewhat petulant - perhaps too much…