What makes twins fraternal? Find out how much these siblings share from conception on, and how similar or different they ...

Boy-girl twins are always fraternal. A boy-girl pair may be identical with a rare genetic mutation, but this brother and sister are like regular siblings born together.

The one who looks like a boy has an XX:XY mix of 47:53; the girl has a mix of 90:10. In the 2007 case, one of the twins actually had ambiguous genitalia, which is what first tipped doctors off to ...

No, not a boy and a girl. Two girls — one black, the other white. The odds of such a birth are about a million to one, experts said. ... section to fraternal twin girls, ...

George and Amal Clooney are now the parents of twins: Amal Clooney gave birth to a boy and a girl today (June 6), People magazine reported. Amal Clooney, age 39, and the fraternal twins, named ...

Elsie and Emma Duggar are fraternal twins Jedidiah Duggar and Katelyn Nakatsu chose cute twin names for their daughters, giving them the same middle name as their big sister, Nora.

The twin boy and girl were found to have 100 per cent of their mother's DNA in common, but were only 78 per cent identical in the paternal DNA they carry. Only 1 other known case ...

I'm a mom of fraternal twin girls. Just because they're twins doesn't mean they look or act the same. I encourage my twins to be themselves without forgetting their unique connection as twins.

Francesca Farago and her fiancé Jesse Sullivan documented their journey to parenthood via social media as they welcomed twins — a girl and a boy — on Nov. 11.