Twin zygosity testing? How to determine what kind of twin you are?

Getting asked about the type of zygosity is a daily routine for twins. And not knowing the type sometimes gets awkward. But twin zygosity testing can help you figure out what kind of twins you are. The two types of zygosity are: Dizygotic or fraternal twins: This occurs when the mother releases two eggs at once and two different sperm fertilize it. In such cases, the fertilized egg implants itself independently in the uterus. Fraternal twins are usually like normal siblings since they also share 50% of their DNA, unlike identical twins. Some other features of dizygotic twins include: The […]