Chapter 36, Problem 13A

Summary Introduction

To explain:

About blastocyst.

Introduction:

The blastocyst is a framework that occurred during the early development of mammals. It has an internal cell mass (ICM) that then creates an embryo. Cells called a trophoblast are typically used in the outer surface of the blastocyst.

Explanation of Solution

The morula becomes a blastocyst in the uterus and finally burrows into the uterine through an Implantation process. Although several women say that they have cramps or pain during implantation, not everyone will have that symptom.

Conclusion

Thus, blastocyst has a great importance in the early development.