FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term development of primary sexual characteristics ID (Ontology) GO:0045137 (Gene Ontology)
Definition The process whose specific outcome is the progression of the primary sexual characteristics over time, from their formation to the mature structures. The primary sexual characteristics are the testes in males and the ovaries in females and they develop in response to sex hormone secretion.
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developmental process involved in reproduction
 |__sex differentiation_____________________________
reproductive process                                |
 |__developmental process involved in reproduction__|
multicellular organismal process                    |
 |__multicellular organism development______________|
developmental process                               |
 |__developmental process involved in reproduction__|
anatomical structure development                    |
 |__multicellular organism development______________|
                                                    development of primary sexual characteristics  61 rec.
                                                     |__development of primary female sexual characteristics 12 rec.
                                                     |   |__female gonad development(+) 12 rec.
                                                     |__development of primary male sexual characteristics 9 rec.
                                                     |   |__male gonad development(+) 9 rec.
                                                     |__gonad development 61 rec.
                                                         |__female gonad development(+) 12 rec.
                                                         |__gonad morphogenesis(+) 7 rec.
                                                         |__gonadal mesoderm development 9 rec.
                                                         |__male gonad development(+) 9 rec.
                                                         |__regulation of gonad development(+) 1 rec.
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Is a developmental process involved in reproduction
Part of multicellular organism development
sex differentiation
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