Scientific Source #43 – Peer-Reviewed Article
“Fertilization is defined as the process of union of two gametes, eggs and sperm. When mammalian eggs and sperm come into contact in the female oviduct, a series of steps is set in motion that can lead to fertilization and ultimately to development of new individuals”43
43Wassarman, P.M., Jovine, L., & Litscher, E.S., A profile of fertilization in mammals, Nat Cell Biol, 2001, 3(2):E59-64, https://pubmed.ncbi.nlm.nih.gov/11175768.