Campbell's Biology, 9e (Reece et al.) Campbell's Biology, 9e (Reece et al.) Chapter 47 Animal Development This chapter emphasizes the shared features of animal…

Slide 1 Slide 2 Embryonic Development Involves 3 Components: 1. Cell Division- The mitotic increase in the number of cells. 2. Differentiation- The development of specialized…

Slide 1 Phylum Echinodermata Slide 2 Subphylum Eleutherozoa 1.Body form is highly variable but always with oral side down or body extended horizontally. Phoronopsis californica…

Slide 1 Fertilization Fertilization activates the egg Activation of the egg triggers embryonic development Slide 2 Acrosomal Reaction The acrosomal reaction occurs in echinoderms…

Bio& 242 A&P Unit 4 / Lecture 5 Sperm Penetration and Meiosis II Activation of Sperm. Capacitation: Changes undergone by spermatozoa in the female genital tract that…

Bio& 242 A&P Unit 4 / Lecture 5 Sperm Penetration and Meiosis II Activation of Sperm. Capacitation: Changes undergone by spermatozoa in the female genital tract that…

PowerPoint Presentation Prenatal Development Chapter 3: Meiosis & Development Section 3.4: Prenatal Development What are the steps of prenatal development? Fertilization…