Science, Maths & Technology
The gut microbiome: balancing the body
...simple way of comparing two or more quantities. In the example discussed here, the ratio would be the number of Firmicutes compared to the number of Bacteroidetes. Ratios are typically expressed as numbers separated by a colon. As a simple example, if you had 3 apples and 6 pears in a fruit bowl, the ratio of apples to pears would be 3 to 6 (3:6) or simplified to 1:2....