Glossary of terms used on this site
Z
| Term |
Definition |
| Zona Pellucida |
The zona pellucida is the protective outer surface of the egg. The zona pellucida must be breached, physically or chemically, before a fertilized egg can successfully implant itself in the uterus.
|
| Zygote |
A zygote is a fertilized egg that has not yet divided. It contains the DNA of both parents and has a gender. Eggs fertilized in vitro (IVF) are typically implanted in the uterus as zygotes.
|
|
