Gastrulation is the stage of development
A) when neural tube formation begins.
B) that makes possible the inductive interactions that trigger differentiation and organ formation.
C) that follows the formation of the three germ layers.
D) that precedes cleavage.
E) that is marked by a dramatic increase in the rate of mitosis.

Question

Quizplus · Accepted Answer

Gastrulation is the stage where the three germ layers (ectoderm, mesoderm, and endoderm) are formed, setting the stage for inductive interactions that lead to differentiation and organ formation.

Gastrulation Is the Stage of Development