# pronucleus

> The nucleus of either the ovum or the spermatozoon following fertilization. Thus, in the fertilized ovum, there are two pronuclei, one originating from the ovum, the other from the spermatozoon that brought about fertilization; they approach each oth

**Wikidata**: [Q2614103](https://www.wikidata.org/wiki/Q2614103)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Pronucleus)  
**Source**: https://4ort.xyz/entity/pronucleus


## References

1. Gene Ontology release 2019-10-07
2. Freebase Data Dumps. 2013
3. UMLS 2023
4. GF WordNet
5. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)