a stage in embryonic development when the blastula is reorganised to form the gastrula that is the basic form of the organism.
GASTRULATION: "Gastrulation occurs in development of the embryo."
Cite this page: N., Pam M.S., "GASTRULATION," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/gastrulation/ (accessed August 3, 2020).
