FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
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Term sperm derived structure ID (Ontology) FBbt:00005809 (Fly Anatomy)
Definition The sperm flagellum structures, which are composed of proteins and mitochondrial derivatives. They are observed in the embryo cytoplasm shortly after fertilization. By cellular blastoderm stage these structures are observed in the yolk cytoplasm where they remain until the formation of the embryonic digestive tract. After larval hatching they are observed in the midgut, and shortly after excreted through defecation.[ FlyBase:FBrf0102484 ]
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  anatomical structure
   |__cell component
       |__sperm derived structure
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Is a cell component
Develops from spermatozoon
Part of pre-blastoderm embryo
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