Slide 11 Lecture 3: Origins of Animals Developmental, molecular and paleontological perspectives Slide 2 2 What is an animal? Multicellular adults, heterotrophic, eukaryotes.…
Chapter 9 Architectural Pattern of an Animal New Designs for Living Levels of Organization in Organismal Complexity • Zoologists recognize 34 major phyla (multicellular…
Slide 1Earland1 The Big Picture Slide 2 Earland2 DRAW THIS ON A BLANK SHEET Slide 3 DEFINING CHARACTERISTCS OF ANIMALS 1. Heterotrophs: ingest their food 2. Multicellular:…
Slide 1 1 Answer in 15 minutes Write true or false (with correct) 1- Metazoa Included Parazoa and metazoa. 2- Metazoa the animals have unicellular body. 3- Eumetazoa have…
Slide 1 The Invertebrates Animals are multicelled heterotrophs that move about for at least part of their life cycle Animals develop in a series of stages –Ectoderm, endoderm,…
Slide 1 The Animal Kingdom Classification and Organization Dr. Jim Whitfield Slide 2 Basis of Classification What terms can we use to define what an animal is? What terms…
Slide 1 Chapter 27 Introduction to Animals Slide 2 I. Characteristics of Animals A. Heterotrophy Unable to make food Food is eaten and then digested in a cavity inside the…
Slide 1 Evolving Concepts: The Role of Gene Loss in Animal Evolution Edward M. De Robertis HHMI/UCLA, USA Animal evolution used an ancestral “genome tool-kit” shared…