The fourth day following conception,the zygote is referred to as a ___.
A) zygote
B) fetus
C) blastocyst
D) germinal

Question

Quizplus · Accepted Answer

After about four days following conception, the zygote transforms into a ball of cells called a blastocyst which contains an inner cell mass that will eventually develop into the embryo. The other choices are incorrect - zygote refers to the single fertilized cell, fetus is the term used after the eighth week of gestation, and germinal refers to the first two weeks of development.

The Fourth Day Following Conception,the Zygote Is Referred to as a ___