The phrase "are constituted by multiple" is correct and usable in written English.
It can be used when describing something that is made up of various components or elements.
Example: "The committee members are constituted by multiple experts from different fields to ensure a well-rounded perspective."
Alternatives: "are made up of several" or "are formed by various".
This democratic-communitarian view begins with the communitarian intuition that social subjects are constituted by multiple sources of value and that a rich diversity of value sources is important and worth fostering.
The human motions in a daily living, however, are so complex that they are constituted by multiple phases, such as walking, sitting, and standing, where the walking can be further categorized into multiple sub-phases.
combine single-cell isolation with ultra-deep sequencing to show that individual virus infectious units are constituted by multiple genetically diverse viral genomes.
These thermodynamic processes can be constituted by multiple spatially homogeneous dynamic subsystems modeled by ordinary differential equations.
Among genes involved in carbohydrate utilization in GBS, large portion is constituted by multiple transport systems (mostly PTS) that allow uptake of various carbohydrate sources.
This occurred because the CLS resistance introduced from wild relatives may have been constituted by multiple genes with weak effects, making it difficult to identify individual genes as Mendelian factors.
Multi-junction solar cells are constituted by series-connected multiple semiconductor layers (subcells) to convert the energy of light directly into electricity by the photovoltaic effect.
In plants, similar to animals, centromeric chromosome regions are constituted by large DNA tracts (several megabases) consisting of multiple copies of simple tandem repeat arrays, often harboring a particular type of retrotransposon [ 37– 40].
