An Anthropology of the Subject: They would be similar to step-siblings. It depends on the type of twins. Incest and the English Novel, Non-identical twins are sometimes called "fraternal" or "dizygotic" twins.
Each baby will have the same genes.
Girls who share a womb with boys tend to make less money than those with twin sisters
Got a tip? The Johns Hopkins University Press. Accidental incest Avunculate marriage Child incestuous abuse Consanguine marriage Cousin marriage notable cases in the Middle East Covert incest Incest between twins Parallel and cross cousins Snokhachestvo. Page contents Identical twins Non-identical twins Further information. Many think that being identical twins refers to how twins look and not how they form. Fraternal twins, in which each of two eggs is fertilized by a different sperm cell, occur in about four of every births. Gene therapy works for bubble boy disease Apr.