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:
Data:
1 h 28 m, 7 abr 2020 ano
Agora
~ 4 years ago