The human blastocyst consists of two populations of cells with different functions. Select the correct match between population and its function.
A)trophoblast; becomes fetal amnion
B)inner cell mass (ICM); forms the embryo and three of the four extraembryonic membranes
C)inner cell mass (ICM); becomes fetal chorion
D)trophoblast; becomes yolk sac

Question

Quizplus · Accepted Answer

The inner cell mass (ICM) of the human blastocyst forms the embryo and three of the four extraembryonic membranes, which are the amnion, the yolk sac, and the allantois. The trophoblast contributes to the formation of the placenta.

The Human Blastocyst Consists of Two Populations of Cells with Different