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Gastrula

A stage of embryonic development, seen in all animals except the sponges. It follows the blastula phase. The gastrula phase is marked by a dramatic restructuring called gastrulation. After gastrulation is complete, the embryo develops into a neurula[?].



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Rameses

... name of several Egyptian pharaohs: Ramses I[?] Ramses II ("The Great") Ramses III Ramses IV[?] The name means "Child of the Sun". This is a disambiguation ...

 
 
 
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