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4h 47min, jul 31, 2001 y - Zygote is formed (Week 1)

Description:

This is a Zygote. This is week the sperm cell penetrates the egg making it fertile.
This zygote has a set of 46 chromosomes.

Added to timeline:

Date:

4h 47min, jul 31, 2001 y
Now
~ 22 years ago

Images: