0 present participle of purify --
1 to remove bad substances from something to make it pure: --
This has been successfully done in the case of purifying selection.
Alternatively, purifying selection could be sufficient to explain this result and the excess of rare polymorphism.
The costs for growing, isolating and purifying gene therapy vectors are significantly different and more expensive than traditional pharmaceuticals.
Audiences looking for purifying experiences are easily beguiled by symbols of innocence, hence the ubiquitous children's choirs in the works described above.
Selection may take several forms, and we are here concerned with purifying and positive selection.
The genealogy of a sequence subject to purifying selection at multiple sites.
Firms in designated industries ("oil, salt, refining, purifying, mining ores, or manufacturing the same") could combine.
These results suggest that purifying selection removes deletion variation from intron sequences, but not insertion polymorphisms.
