Sentences with phrase «genetically pure strain»
«It's a very complicated picture and the laboratory model of just taking one isolated chemical and giving it to a genetically pure strain of rats in clean cages, clean air and clean water and seeing what it does just doesn't come close to mimicking the human situation,» she said.
https://www.scientificamerican.com/
Bison are very hearty animals and are genetically a purer strain of red meat than most other meats.