Sentence examples for have contributed to patterns from inspiring English sources
The findings also "wonderfully illustrate how chance events, (such as the random insertion of Alus), have contributed to patterns of human genetic variation," says population geneticist John Wakeley of Harvard University.
However it should be noted that estimates of the extent to which population movements have contributed to patterns of variation in this region differ between markers and amongst studies [4] [21].
How skin brains may specifically have contributed to patterning across this surface is a huge empirical question that is beyond this paper.
We further demonstrate that taxa in topographically complex areas have older coalescent histories than those in the geologically younger deserts, and that both ancient and more recent aridification events have contributed to these patterns.
It is important to consider that other unexamined factors, such as the quality of program administration, teacher characteristics, or client family characteristics, may have contributed to the patterns we observed.
Unrecognized population structure in these strains may also have contributed to observed patterns of genetic diversity [ 56].
Analysis of sequence variation in protein coding genes can be used to determine the selective and non-selective processes that have contributed to current patterns of genetic diversity.
Although the reasons were not fully clear for these trends, public health measures in Asian populations and HCV transmission in European, American and Oceanian populations were likely to have contributed to these patterns.
It is tempting to speculate that the whole genome duplication event at the base of the Heliantheae [ 57] may have provided a genomic disturbance which contributed to the biased distribution of TE family abundance in this tribe, or directed integration of Gypsy elements may have contributed to these patterns [ 11, 29, 58].
