The phrase "microbial populations" refers to groups of very tiny living organisms, such as bacteria or viruses, that exist and interact together in a specific environment. Full definition
According to the study, eating a certain type of fiber can cause a shift in the gut microbial population which keeps the gastrointestinal tract healthy. (medicaldaily.com)
This is in contrast to conventional biochemistry and molecular biology, which focuses on analyses of whole tissue samples and whole microbial populations or communities. (scilifelab.se)
The resulting DNA dataset will help them understand how the building's various microbial populations function and interact. (discovermagazine.com)