Allantois - related articles and key terms

Related articles: Amnion   Embryo   Yolk sac   Chorion   Mesoderm   Endoderm   Umbilical cord   Placenta   Reptile   Endometrium

Key terms: png   allantois   embryo   waste   diagram   days old   chorion   nitrogenous   developing   amnion   mammals   umbilical cord   tail end of human embryo   structure


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