1 h 11 min, 3 mars 2020 ans - Organ Development 9-12 Weeks
Description:
The brain continues to expand, the body elongates, and ossification continues. Bone marrow begins to take over production of erythrocytes from the liver. The liver secretes bile at this stage. The fingers and toes begin to develop nails.
Ajouté au bande de temps:
Research and Report 5 Stages of Reproduction
Date:
