Sentence examples for based on sexual selection from inspiring English sources
The four traits were based on sexual selection theory, and included health, dominance, knowledge, and sociability.
More generally, the results presented here raise questions regarding hypotheses aimed at explaining differences in reproductive investment between males and females based on sexual selection.
This is in contrast to the relatively high explanatory power of simple explanations for the evolution of MBSSD based on sexual selection, where including some measure of the strength of male-male competition can often explain most of the variation in SSD, independent of male size [5], [16], [33], perhaps due to scaling of secondary sexual traits [38] as originally proposed by Rensch [8].
An alternative explanation is based on sexual selection (Darwin 1871; Aoki 2002) but has not been tested.
Wirtz [ 27] reviewed the factors promoting unidirectional or reciprocal hybridization and proposed a hypothesis based on sexual selection to explain unidirectional hybridization.
"I can't leave here tonight without stating unequivocally, I'm personally opposed to any selection or discrimination based on sexual orientation," he said in a speech that touched on the Boy Scouts' ban on gay troop leaders, a ban upheld in a Supreme Court decision last June.
Based on sexual hybridization, traditional variety breeding depends on genetic recombination and phenotypic selection but has the disadvantages of low selection efficiency of complex traits, vulnerability to environmental influence and a long breeding cycle.
In addition, the government contended that discrimination based on sexual orientation "has never been linked to systematic discrimination in jury selection in the way race and gender historically were".
Importantly, given polygynous mating (Sefc 2008; Steinwender et al. 2012), sexual dimorphism in Tropheus would be expected based on classic sexual selection theory.
