gastrulation
Noun
Meaning
The process of invagination, in embryonic development, by which a gastrula is formed.
Source: Webster's dictionarySynonyms
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Examples
Additionally, interspecies hybrids survive only until gastrulation and cannot further develop.
Beta-catenin acts as a co-factor that alters the activity of the transcription factor tcf-3 from repressing to activating, which initiates the synthesis of gene products critical for mesoderm differentiation and gastrulation.
During gastrulation the cells of the blastula undergo coordinated processes of cell division, invasion, and/or migration to form two ( diploblastic ) or three ( triploblastic ) tissue layers.
Regulated adhesion as a driving force of gastrulation movements.