重写更改连词 On the one hand the incongruence could be caused by the recombination and incomplete lineage sorting found in the biparententally inherited nuclear sequences On the other hand the hypothesis of

On one hand, the incongruence could be attributed to the recombination and incomplete lineage sorting observed in the biparentally inherited nuclear sequences. On the other hand, the possibility of hybridization and introgression cannot be disregarded either, as evidenced by the significant cytonuclear discordance (strong incongruence).