Slide 1What happens after fertilization? A sperm enters an ovum, and the nuclei combine to form one with 46 chromosomes. More free powerpoints at www.worldofteaching.com…

Slide 1 Signals in frog embryos How can we identify developmental signaling pathways? How do other vertebrate embryos develop? Slide 2 Developmental biology jargon Cell fate…

Slide 1 Pre-implantation Development Dr Rachel Gibbons Slide 2 Outline How to study mammalian embryos? How are they different from non-mammalian embryos? Why are these early…

Slide 1 Aim: What happens after fertilization? Do Now: Describe the process of fertilization. A sperm enters an ovum, and the nuclei combine to form one with 46 chromosomes.…

Slide 1 Animal Development Chapter 47 Slide 2 WHAT’S NEXT? Once copulation ends… Slide 3 Fertilization In mammals, sperm travel from the vagina to the fallopian tube…