From: Genomic degradation of a young Y chromosome in Drosophila miranda
 |  |  | Mean (median) | ||
---|---|---|---|---|---|
 | Number of genes | Functional (%) | dS neo-Y | dN neo-Y | dN/dS neo-Y |
Male-biased | 25 | 60.0 | 2.25 (1.56) | 0.83 (0.67) | 0.47 (0.31) |
Female-biased | 52 | 61.5 | 1.85 (1.53) | 0.82 (0.64) | 0.52 (0.39) |
Non-biased | 119 | 58.0 | 2.28 (2.03) | 0.76 (0.71) | 0.47 (0.33) |