Two siblings who come from separate ova, or eggs, that are released at the same time from an ovary and are fertilized by separate sperm. Dizygotic twins are also known as fraternal twins. The term originates from di or two and ...

  • Loading...
locked icon

Sign in to access this content

Get a 30 day FREE TRIAL

  • Watch videos from a variety of sources bringing classroom topics to life
  • Read modern, diverse business cases
  • Explore hundreds of books and reference titles