The molecular evolution of genes previously associated with large sizes reveals possible pathways to cetacean gigantism.

A highly significant z-score (z > 3.09, p < 0.01) indicates more non-synonymous substitutions than assumed under the neutral model, and only amino acid changes with a score between 6 and 8 and with a positive z-score < 0.001 were considered 94 .

also in 132,142 other papers