The Sequence of Development for the Fertilized Egg Is

Question

The sequence of development for the fertilized egg is
A) fertilization,zygote,morula,implantation,and blastocyst
B) fertilization,zygote,morula,blastocyst,and implantation
C) fertilization,zygote,blastocyst,morula,and implantation
D) fertilization,zygote,blastocyst,implantation,and morula

Accepted Answer

After fertilization, the zygote divides into a solid ball of cells called the morula. Next, the morula develops a fluid-filled cavity to form the blastocyst. Finally, the blastocyst travels down to the uterus to implant into the uterine wall.