Vietnam or Thailand ? Vote for the TOP Country of the Week !
Updated: May 14, 2025
As the human embryo passes through the gastrula-form like that of all the other Metazoa, we can trace its phylogenetic origin to the Gastraea. These have just the same composition and genetic significance in man as in all the other Vertebrates. From the skin-sense layer are developed the epidermis, the central nervous system, and the chief part of the sense-organs.
Word Of The Day
Others Looking