Sentence examples for be at a selective from inspiring English sources
"Groups that successfully organize themselves to raid others will acquire external resources and, in the long run, will be at a selective advantage against groups that are less well organized," Dr. Stanish and Dr. Levine write of their findings in the Central Andes.
But by behaving altruistically an animal reduces its own fitness, so should be at a selective disadvantage vis-à-vis one which behaves selfishly.
Within each group, altruists will be at a selective disadvantage relative to their selfish colleagues, but the fitness of the group as a whole will be enhanced by the presence of altruists.
In 1960, Allison [13] and Motulsky [14] first suggested that individuals deficient in G6PD might be at a selective advantage in malaria endemic areas.
Thus, the BcorNeo/Y and BcorGt/Y ES cells can contribute to the B and T lineages but they appear to be at a selective disadvantage, as in OFCD patients, suggesting that Bcor is important for murine B and T cell development.
Under this condition, we speculate that a 1 1 sex ratio would be at a selective disadvantage due to slow growth.
Consequently, Kettlewell argued that carbonaria was at a selective advantage over typica in this polluted wood.
The reason is clear: organisms performing such behaviours thereby increase their personal fitness, so are at a selective advantage vis-a-vis those not performing the behaviour.
Our results suggest that hematopoietic cells transduced with the triple mutant are at a selective disadvantage compared to cells transduced with wild type BCR-ABL or empty vector, as their proportion was reduced after engraftment.
In OFCD patients 90 100% of surviving white blood cells show inactivation of the X chromosome carrying the mutant allele of Bcor, indicating that cells expressing the mutant allele of Bcor are at a selective disadvantage [18].
One possible explanation is that the parental species are at a selective disadvantage under Scandinavian environmental conditions.
