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A comment on Modern city dwellers have lost about half their gut microbes. Parent comment

Re:Modern city dwellers have lost about half their gut microbes by hypertele-Xii on Thursday June 30, 2022 @08:12PM (#31940478)
The specific enzyme that breaks lactose is lactase. It's built from almost 2000 amino acids. In comparison, Alpha-Amylase, the enzyme that breaks starch, is much smaller. Couldn't find an exact count but it appears in the ballpark of 200.
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