Intense genetic selection can have an unintended side effect: the loss of genetic diversity.
Chad Dechow and Wansheng Liu, researchers in Pennsylvania State University's College of Agricultural Sciences, believe one cattle breed in particular — Holstein — needs a bit of help on the genetic diversity front. Thanks to their research, calves born recently at Penn State may help reintroduce valuable genetic variance.
"If all cows were genetically identical to each othe
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