Directing nature

摘要

Gene editing promises a world of potential to cattle production.You can poll naturally horned cattle, beef up light muscling and all the rest. But it takes next to forever when you have to wait for the right genetic mutation to come along, in a genetic package worth propagating.That's the promise of genetic editing — enabling the deletion or insertion of a couple of base pairs in the DNA sequence of a bull or cow that's already been proven for ge-netic merit in other areas.