摘要: ``` 1. If dN/dS = 1, amino-acid substitutions may be largely neutral. However, there is also the possibility that positive selection just cancels purifying selection, so that some amino- acid substi... 阅读全文
posted @ 2016-09-30 15:07 liuhui_pine 阅读(222) 评论(0) 推荐(0) 编辑