By PBS NewsHour
WASHINGTON -- It's ethical to test a provocative new fertility technique that would prevent mothers from passing on rare but devastating diseases by creating embryos from the DNA of three people -- dad, mom and an egg donor -- advisers…
By Lauran Neergaard, Associated Press
With advances in DNA technology, researchers are learning more about the origins and diversity of humans, allowing companies to offer DNA test kits and analysis for people who want to learn more about their ancestry.
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