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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 h 28 m, 7 abr 2020 ano - Placentation

Descrição:

The placenta is fully developed around 14 - 16 weeks. When this organ becomes fully developed, it is responsible for providing nutrition, excretion, respiration, and endocrine function.

Adicionado na linha do tempo:

Research and Report 5 Stages of Reproduction

ByKarina Steinhauser
11 dez 2019
0
0
389

Data:

1 h 28 m, 7 abr 2020 ano
Agora
~ 5 years and 6 months ago
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