Fig. 1.

Mutation patterns in the four species. GC to AT bias is significant in O. tauri and M. pusilla (Binomial test, P = 0.0001 and 0.02, respectively).

Mutation patterns in the four species. GC to AT bias is significant in O. tauri and M. pusilla (Binomial test, P = 0.0001 and 0.02, respectively).