British lawmakers have voted to allow the in-vitro creation of fertilized embryos using the DNA of three people. The move could make Britain the first country to authorize altering a human egg or embryo before transferring it to the womb. Proponents say the procedure is needed to prevent the inheritance of genetic diseases. Opponents say it could lead to the creation of designer babies. There’s an ethical line here somewhere, but does a step that’s aimed to prevent suffering cross that line? Or is it best that we prevent all genetic manipulation of humans?
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