What do we call the structure through which a pregnant woman and an embryo exchange waste and nutrients?
A) the amnion
B) the stem cell
C) the germ disc
D) the placenta

Question

Quizplus · Accepted Answer

The placenta is the structure that develops in the uterus during pregnancy and allows for the exchange of waste, gases, and nutrients between the mother and developing embryo/fetus. The amnion is a membrane that surrounds and protects the embryo/fetus, the stem cell is a type of cell that can differentiate into specialized cells in the body, and the germ disc is the small cluster of cells in the early embryo that give rise to all the tissues and organs in the body.

What Do We Call the Structure Through Which a Pregnant