Once development has proceeded to the point that three germ layers are in place within the embryo, the next phase of development, called _______, can begin.
A) organogenesis
B) gastrulation
C) hypoblasty
D) epiblasty
E) transcription

Question

Quizplus · Accepted Answer

Once the three germ layers (ectoderm, mesoderm, and endoderm) are established during gastrulation, the next phase is organogenesis, where these layers develop into the organs and tissues of the organism.

Once Development Has Proceeded to the Point That Three Germ