Tuesday, 12 March 2019

Semi-identical twins

Doctors have documented what they say is only the world's second known case of "semi-identical" twins.

The boy and the girl, now four, from Brisbane, in Australia, are identical on their mother's side.

But they share only a proportion of their father's DNA - placing them, genetically, somewhere between fraternal and identical twins.

https://www.bbc.com/news/health-47371431

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