Biology
Biology
12th Edition
ISBN: 9780134813448
Author: Audesirk, Teresa, Gerald, Byers, Bruce E.
Publisher: Pearson,
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Chapter 43, Problem 8MC
Summary Introduction

Introduction:

Implantation is the process of embedding the fertilized egg (zygote) in the uterus six to nine days after fertilization. The outer layer of membrane forms chorion which helps in the exchange of the gases and nutrients. The combination of chorion and endometrium generates placenta.

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During embryonic development, unique cell layers develop into specific groups of tissues or organs during a stage called ________. a. the blastula stage b. the germ layer stage c. the gastrula stage d. the organogenesis stage
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In human beings, after fertilisation, the structure which gets embedded in the wall of uterus is: (a) ovum (b) embryo (c) foetus (d) zygote
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Embryology | Fertilization, Cleavage, Blastulation; Author: Ninja Nerd;https://www.youtube.com/watch?v=8-KF0rnhKTU;License: Standard YouTube License, CC-BY