Babies born to women without men may have come a step closer after fruit flies were made to have virgin births by scientists.The made headlines around the world - with crocodiles joining a host of animals including chickens, turkeys and Komodo dragons, which can give birth without a male partner, to offspring with only their own DNA.Now scientists have taken a type of fruit fly which cannot naturally have a virgin birth and caused it to do so by tweaking copies of just three genes.
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