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0 h 17 m, 6 ene 2018 año - Week 6

Descripción:

The heart is beginning to pump blood. The arms and legs are growing, but they are just little buds. The skin of the embryo is translucent. (Source 1)

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Biology Timeline 1

ByAdrian Sanchez

9 dic 2017

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572

fecha:

0 h 17 m, 6 ene 2018 año

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