Evolutionary BiologybioRxiv
Greater strength of selection and higher proportion of beneficial amino acid changing mutations in humans compared to mice and Drosophila melanogaster
Y. Zhen, C. D. Huber, R. W. Davies, K. E. Lohmueller
The paper estimates higher proportions of beneficial mutations and stronger selection in humans compared to mice and Drosophila melanogaster, suggesting organismal complexity influences adaptive evolution.