The hollow, fluid-filled ball of cells that develops from the morula is the
A) neurula.
B) zygote.
C) somite.
D) blastocyst.
E) gastrula.

Question

Quizplus · Accepted Answer

The blastocyst is the stage of early development in mammals that follows the morula stage. It is characterized by a hollow, fluid-filled structure of cells, which is crucial for implantation into the uterine wall and subsequent embryonic development.

The Hollow, Fluid-Filled Ball of Cells That Develops from the Morula