| Name: | sperm | 
|---|---|
| Synonyms: | sperm cell, spermatozoid, spermatozoon | 
| Definition: | A mature male germ cell that develops from a spermatid. | 
| Ontology: | Anatomy Ontology [ZFA:0009006] | 
| Name: | phosphatidylethanolamine 38:6 | 
|---|---|
| Synonyms: | |
| Definition: | A phosphatidylethanolamine in which the two acyl groups contain a total of 38 carbons and 6 double bonds. | 
| Ontology: | ChEBI [CHEBI:134428] ( EBI ) |