Question

ho does the twin are formed

Answer 1

Twins form in one of two ways: Identical twins occur when a single fertilized egg splits into two. Identicaltwins look almost exactly alike and share the exact same genes. ... Fraternal twins occur when two, separate eggs are fertilized by two, separate sperm.

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Answer 2

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$<b><i>When a fertilised egg divides into two ,then the babies that are going to be born will be twins .They are also known as identical twins . It may also happen that the two sperms are transferred at a same time and fuse with two saperated ova . This results in the birth of non identical twins .$

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