Craniopagus twins conjoined twins develop inutero remains unclear. Embryologists have traditionally attributed identical twinning as "splitting or fission" of either the inner cell mass of pleuripotential cells or early embryonic disc at 13–14 days of gestation just before the primitive streak. Some theorists suggested that conjoined twins develop as a result of the failed fusion of a single fertilized ovum. However a new hypothesis suggests that cranial fusion occurs between two separate embryos before the end of the 4th week of gestation. This can happen because the cranial neuropore is still open, which is responsible for the ultimate fusion and formation of
Ragga Twins Ragga Twins The Ragga Twins, also known as RTC, are an English ragga and jungle duo from Hackney, composed of London UNITY sound system veteran MCs Deman Rocker and Flinty Badman (real names David and Trevor Destouche). They are regarded as pioneers of jungle. AllMusic called them "crucial cogs in the development of U.K. dance music." In 2008, Soul Jazz Records issued a compilation album of their early 1990s recordings entitled "Ragga Twins Step Out". David is the father of Essex-based grime MCs RD (Renae Destouche) and Mr X. The Ragga Twins originated as part of London's Unity sound system,