introduction during embryonic development of characters or structure not present in the earlier evolutionary history of the strain or species (such as the addition of the placenta in mammalian evolution)
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kainogenesis::noun | Spocien Dictionary
| Type | Words |
|---|---|
| Synonyms | caenogenesis, cainogenesis, cenogenesis, kenogenesis |
| Type of | development, growing, growth, maturation, ontogenesis, ontogeny |
