Twins can be either monozygotic ('identical'), meaning that they develop from one zygote, which splits and forms two embryos, or. There are different types of twins, identical and fraternal. The meaning of twin is either of two offspring produced in the same pregnancy
Fraternal twins & identical twins | Raising Children Network
How to use twin in a sentence.
In a basic twin pregnancy, two embryos go their separate ways and develop into twin babies, whether identical or fraternal
Some unique sets of twins follow a different path. Twin, either of two young who are simultaneously born from one mother Twinning, common in many animals, is of two biological kinds Twin (plural twins) either of two people (or, less commonly, animals) who shared the same uterus at the same time
One who was born at the same birth as a sibling. Either of two children born to the same mother on the same occasion One of two very similar… A twin is one of two offspring produced in the same pregnancy

Twins can either be monozygotic, meaning that they develop from one zygote that splits and forms two embryos, or dizygotic.
Being two or one of two offspring born at the same birth Being two or one of two identical or similar people, animals, or things Botany of or relating to. Research on twins helps answer questions about many aspects of being human
About three or four in every 1000 births are identical twins



