
Nucleotide diversity in flanking regions of sex-biased genes. Nucleotide diversity (π) for various classes of genes on the X Chromosome and autosomes: (A) sex-biased versus unbiased genes, (B) diverged versus conserved genes, and (C) diverged sex-biased versus diverged unbiased genes. Diverged genes are defined as genes that are in the top 5% genome-wide in terms of MSspecies/MSstrain in either sex. Conserved genes are defined as genes that are not diverged in either sex. The 95% confidence intervals are shown in gray. Sex-biased genes are defined in D. melanogaster at an FDR of 0.05.











