There are two components to the definition of diarrhea: Frequency â It is normal for an infant to have stools up to 10 times a day, although most donât attain this goal. The frequency will slow down as baby gets older, but even some toddlers and preschoolers still go several times a day.
plants quality concentrations growth. Indicator species are plants and animals that, by their presence, abundance, lack of abundance, or chemical composition, demonstrate some distinctive aspect of the character or quality of an environment.
(Redirected from Biological indicator) Caddisfly (order Trichoptera), a macroinvertebrate used as an indicator of water quality. A bioindicator is any biological species (an indicator species) or group of species whose function, population, or status can reveal the qualitative status of the environment.