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Curated Video
Blastocyst
An early stage in the development of a mammalian embryo, consisting of a hollow ball of cells that will later form the embryo and the placenta.
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A Twig Science
Glossary Film.
Key scientific terms defined in just...
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br/>
A Twig Science
Glossary Film.
Key scientific terms defined in just...
Catalyst University
What is Zygotic Cleavage?
In this video, we explore how the zygote undergoes a variation of mitosis called cleavage.
Curated OER
Human Development
Three-dimensional animation zooms in on human development as it begins in the female ovaries. The animated egg changes and forms as you watch it travel down the fallopian tube into the uterus.
Howard Hughes Medical Institute
Hhmi: Biointeractive: Stem Cells: Differentiation and the Fate of Cells
See how the three germ layers in early embryonic development eventually lead to the formation of major human organs. [1:29]
Sophia Learning
Sophia: Zygote: Lesson 2
This lesson will explain how a zygote develops into an embryo. It is 2 of 5 in the series titled "Zygote."