← Chapter 28
Anatomy & Physiology · Chapter 28
Early Development
In the first week, the zygote divides again and again as it travels to the uterus. Then it burrows into the lining. Step through the journey.
Zygote
Early development
day 0 → day 7
The stages
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📷 Reference image
A real labeled figure to compare with the interactive above.
Early Development — OpenStax, CC BY 3.0 (via Wikimedia Commons)
