Pseudogenes may analogously be vestiges of old code associated with defunct routines, but they also constitute a fascinating record contained within the overall program of how it has grown and diversified over time.

• 不过，在这些旧程式码中，却隐藏了一些有趣的记录，可以告诉我们基因组在悠远的演化史中，扩增且变得多样化的历程。