پاورپوینت Multifetal pregnancy
قابل ویرایش 32 اسلاید
n More commonly fertilization of two ova with tow sperm double ovum or fratermal or dizygotic twins
n About tow third.
n One fertilized ovum divided into two similar structures, into a separate individual that we call it a single ovum – monozygotic or Identical twins
n Either or both process may be involved in the formation of high number of fetuses .