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Beer Yeast Separates The Ales From The Lagers

Different types of beers — ales, stouts, etc — are distinguished primarily by their yeast, but now these groupings might get even more complicated. Scientists have examined the genetic sequences of 17 unique lager yeast strains from breweries in Europe and North America, tracing variations in their genetic code back through time.

Guest:

Gavin Sherlock, assistant professor of genetics at the Stanford University School of Medicine

Copyright 2023 NPR. To see more, visit https://www.npr.org.

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