| Name: | sperm | 
|---|---|
| Synonyms: | sperm cell, spermatozoid, spermatozoon | 
| Definition: | A mature male germ cell that develops from a spermatid. | 
| Ontology: | Anatomy Ontology [ZFA:0009006] | 
| Name: | phosphatidylcholine 34:1 | 
|---|---|
| Synonyms: | GPCho(34:1), PC 34:1, PC(34:1), phosphatidylcholine(34:1) | 
| Definition: | A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 34 carbons in total with 1 double bond. | 
| Ontology: | ChEBI [CHEBI:64517] ( EBI ) |