The phrase "a reflection of variations" is correct and usable in written English.
It can be used when discussing how something represents or illustrates differences or changes in a particular context.
Example: "The study provides a reflection of variations in climate patterns over the last century."
Alternatives: "an indication of differences" or "a representation of changes."
This suggests that seasonality is not a reflection of variations in human activity but perhaps reflects the biologic properties of different viruses.
As explained in the instruction manual, "GSR is a reflection of variations in your sweat-gland activity and pore size….
The study of paleosols can be a vital tool in the paleoenvironmental interpretation of continental deposits because their physical and chemical characteristics are a reflection of variations in aspects of soil formation.
Furthermore, differences in the estimates may be a reflection of variations between institutions and regions, such as different funding resources, local treatment protocols and individual clinician's prescribing preferences.
We suspect that differences in survival observed across unique configurations of multiple unhealthy behaviors are a reflection of variations in the joint effects, or interactions, between different combinations of health behaviors.
It is usual to interpret these relations as causal, in the sense that variations in the observed variables can be seen as being a reflection of variations in a common cause (the latent variable; Bollen, 2002; Borsboom, Mellenbergh & van Heerden, 2003).
These results suggested that mutations in the srtA gene of laboratory strains Ingbritt and NG5 may be the consequences of long-term subculturing but are not a reflection of variation within the species in nature.
If the pattern of polymorphism is a reflection of variation in selection across the genome, we predict that purifying selection would be stronger in regions of low variation, while diversifying selection or relaxed purifying selection would allow for increased polymorphisms in other regions.
The prime minister has said that the different rates were a reflection of regional variations in salaries and cost of living, according to news reports.
In all the three forest soils, both k and R 1 varied with temperature and moisture but in different patterns, which may be a reflection of the variations in substrate availability and microbial communities among different soils.
These differences in underlying mechanisms are a reflection of the variations in symptoms, clinical scores and outcomes reported in literature.
