The early embryonic stage that consists of a hollow sphere of cells with an inner cell mass is the:
A)morula
B)blastocyst
C)16-cell stage
D)chorion

Question

Quizplus · Accepted Answer

The hollow sphere of cells with an inner cell mass is characteristic of the blastocyst stage. The morula is a stage that precedes the blastocyst and consists of a solid ball of cells. The 16-cell stage is an earlier stage of embryonic development. The chorion is a membrane that forms around the embryo later in development.

The Early Embryonic Stage That Consists of a Hollow Sphere