21 h 8 m, 16 nov 2002 año - Embryo develops
Descripción:
Cellular division takes place and the embriotic stage begins. The brain, spinal chord, heart, gastriointestines develops during the first week or two. Arms and leg buds become visible and heart begins to beat.Añadido al timeline:
fecha:
21 h 8 m, 16 nov 2002 año
Ahora mismo
~ 21 years ago
