FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term germ-line sex determination ID (Ontology) GO:0018992 (Gene Ontology)
Definition The determination of sex and sexual phenotype in an organism's germ line.
Comment
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Annotations
Records annotated with this term OR any of its CHILD TERMS
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Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Genes (FBgn)  GO_BIOLOGICAL_PROCESS       3
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Genes
 germ-line sex determination (all annotations which use CV term, excluding "NOT" statements)       3
     involved_in | germ-line sex determination       3
Spanning Tree (Parents/Children)
Only view relationship: 
developmental process involved in reproduction
 |__sex determination___________________
multicellular organismal process        |
 |__multicellular organism development__|
anatomical structure development        |
 |__multicellular organism development__|
                                        germ-line sex determination  16 rec.
                                         |__female germ-line sex determination 6 rec.
                                         |__hermaphrodite germ-line sex determination
                                         |   |__feminization of hermaphroditic germ-line
                                         |   |__masculinization of hermaphroditic germ-line
                                         |__male germ-line sex determination 7 rec.
                                         |__primary sex determination, germ-line 13 rec.
                                             |__female germ-line sex determination 6 rec.
                                             |__male germ-line sex determination 7 rec.
                                             |__sex determination, somatic-gonadal interaction
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Is a sex determination
Part of multicellular organism development
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