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by simulate-me 1546 days ago
The breathing issues found in certain breeds of dogs aren't from diversity loss. Rather, the breathing issues are caused by the traits being bred for. Pugs, for instance, are bred to have small noses, so small that they restrict airflow. CRISPR could exacerbate the desire of breeders to express physical characteristics in dogs without considerations for the impact of those changes on the well-being of the dog.