Scientists announced Thursday that they have built a single-celled organism that has just 473 genes — likely close to the minimum number of genes necessary to sustain its life. The development, they say, could eventually lead to new manufacturing methods.
Around 1995, a few top geneticists set out on a quest: to make an organism that had only the genes that were absolutely essential for its survival. A zero-frills life.
It was a heady time.
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