Robuta

https://www.frontiersin.org/journals/genetics/articles/10.3389/fgene.2021.761728/full
Harmful alleles can be under balancing selection due to an interplay of artificial selection for the variant in heterozygotes and purifying selection against...
balancing selectionfrontiersreviewdeleteriousalleles
https://www.zf-mold.com/432.html
Precision mold cores are in direct contact with molten plastic during the injection molding process, bearing high temperature, pressure, and wear. Therefore,...
material selectionprecisionmoldcoresbalancing