Phenotype: gonad sperm absent, abnormal
Note: This statement combines anatomy and/or ontology terms with phenotype quality terms to create a complete phenotype (EQ) statement. For detailed information on individual terms, click the hyperlinked term name.
Name: gonad
Synonyms: gonads, mature gonad
Definition: The part of the reproductive system that produces and releases eggs (ovary) or sperm (testis).
Ontology: Anatomy Ontology [ZFA:0000413]
Name: sperm
Synonyms: sperm cell, spermatozoid, spermatozoon
Definition: A mature male germ cell that develops from a spermatid.
Ontology: Anatomy Ontology [ZFA:0009006]
Name: absent
Synonyms: absence, absent from organism
Definition: A quality denoting the lack of an entity.
Ontology: Phenotypic Quality Ontology [PATO:0000462]