| Name: | yolk | 
|---|---|
| Synonyms: | yolk cell | 
| Definition: | Giant syncytial uncleaved cell containing nutrient store for embryonic development in the form of semicrystalline phospholipoprotein and contained within yolk granules. | 
| Ontology: | Anatomy Ontology [ZFA:0000084] | 
| Name: | copper(II) sulfate | 
|---|---|
| Synonyms: | copper sulfate, copper(2+) sulfate, Copper(II) sulfate, Cupric sulfate, cupric sulfate anhydrous, CuSO4 | 
| Definition: | A metal sulfate compound having copper(2+) as the metal ion. | 
| Ontology: | ChEBI [CHEBI:23414] ( EBI ) |