If We Can't Get Designer, What About a Convincing Knockoff? | GenomeWeb

An article in the Guardian wonders whether designer babies -- as well as IVF used to avoid having children with major diseases -- will ever be possible, considering our current lack of knowledge of gene function and how genes and environment interact. Vivienne Parry writes, "Altering genes isn't like editing a document in Word. DNA is an invisibly thin molecule coiled upon itself with the millions of letters that we can't see -- trying to alter just three letters without damaging anything else is a truly daunting task.

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