Table 4 Statistical analysis of branches showing significant evidence of adaptive evolution
| Â | Â | Â | Significance of tests for positive selection | ||
|---|---|---|---|---|---|
Gene | Number of sequences | Number of codons | Sites | Branch sites All branches | |
| Â | Â | Â | M2 | M8 | Â |
Hsp90 | 15 | 687 | n/s | n/s | 2 branches (p < 0.05, B & C Figure 3) 1 branch (p < 0.01, A Figure 3 |