| Name: | fertilized egg |
|---|---|
| Synonyms: | zygote |
| Definition: | Diploid cell produced by the fusion of sperm cell nucleus and egg cell. |
| Ontology: | Anatomy Ontology [ZFA:0005772] |
| Name: | chorion |
|---|---|
| Synonyms: | |
| Definition: | The egg shell. |
| Ontology: | Anatomy Ontology [ZFA:0000329] |