Slide 1 Chapter 21 The Genetic Basis of Development Slide 2 Zygote and Cell Division When the zygote divides, it undergoes 3 major changes: 1. Cell division 2. Cell differentiation…

Chapter 21 The Genetic Basis of Development Model Organisms Embryonic Development Cell Division Cell differentiation Morphogenesis Body plan and body axes Animals: Movements…

Chapter 21 The Genetic Basis of Development Zygote and Cell Division When the zygote divides, it undergoes 3 major changes: 1. Cell division 2. Cell differentiation 3. Morphogenesis…

Chapter 21 The Genetic Basis of Development âEmbryology is to me by far the strongest single class of facts in favor of change of forms, and not one, I think, of my reviewers…

Lecture #9 Date______ Chapter 21~ The Genetic Basis of Development From fertilized egg to multicellular organism Cell Division: increase in cell number Differentiation: cells…

Nerve activates contraction CHAPTER 21 THE GENETIC BASIS OF DEVELOPMENT The synthesis of genetics (understanding the molecular basis of inheritance) and embryology (the stages…