The blastocyst
A)lives in the uterus.
B)is a fetal structure.
C)lives in the fallopian tube.
D)is an estrogen-secreting ovarian structure.

Question

Quizplus · Accepted Answer

The blastocyst is the stage of development of an embryo that occurs approximately 5-6 days after fertilization. At this stage, the embryo has developed into a hollow ball of cells and will implant in the lining of the uterus where it will continue to grow and develop into a fetus.

The Blastocyst