Molecular evolution programs are heavy on bodies but skimpy on heritable information. 分子进化程序对物体而言很有分量，对遗传信息而言分量不足。
The important thing, scientifically, is having a tool to trace molecular evolution, which Schweitzer said is the key to the tree of life. 就科学而言，重要的是拥有了一种追踪分子演化的工具，史怀哲说，这是生命之树的关键。
Comparisons of pseudogenes in related genomes can nonetheless reveal important information about the history of specific genes and the general workings of molecular evolution. 然而比较相近生物基因组的伪基因，却可揭露特定基因和一般分子演化的重要资讯。
