Identify major tissues and organs that arise from the ectoderm, the mesoderm, and the endoderm in an embryo.

What determines whether an embryo will develop into a male or a female?

During the organogenesis stage, several of the five essential developmental processes take place. Choose two of these essential processes and describe how and when they occur during the organogenesis stage. Be specific about the cells, tissues, and organs involved and the results.

Describe the events that occur following fertilization ofthe oocyte and the process of implantation of the embryo