The skeleton and muscles originate in the development from or During embryonic development endoskeleton and muscles develop from which germinal layer
Ectoderm
Endoderm
Mesoderm
Yolk plug
It's Obvious
To ensure effectiveness of reproduction in mammals
Decidua which takes part in the formation of maternal portion of the placenta is
Placenta is formed from
In human all the three germ layers are originated from
When a small piece of dorsal lip of blastopore of frog's early gastrula is transplanted into another gastrula of similar age at ventral lip, the result is
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