What happens during gastrulation?
A)Cells migrate to form a layered structure.
B)A fertilized egg divides mitotically to form a ball of cells.
C)A gastrula is transformed into a blastula.
D)The embryo divides into distinct zones of cell division, cell expansion, and cell differentiation.
E)All of these choices are correct.

Question

Quizplus · Accepted Answer

During gastrulation, cells migrate to form a layered structure known as the germ layers, consisting of the endoderm, mesoderm, and ectoderm. This process sets the foundation for further development and differentiation of specific tissues and organs.

What Happens During Gastrulation