Two weeks after conception, the developing fertilized egg is called a(n):
A)embryo.
B)fetus.
C)zygote.
D)blastocyst.

Question

Quizplus · Accepted Answer

At two weeks after conception, the fertilized egg has implanted itself in the uterine lining and has started to form the placenta, umbilical cord, and amniotic sac. At this stage, it is considered an embryo. The zygote stage occurs immediately after fertilization, while the blastocyst stage occurs around 5-6 days after fertilization. The fetus stage occurs around 9 weeks after conception when the major organs have formed.

Two Weeks After Conception, the Developing Fertilized Egg Is Called