If there’s one constant with software developers, it is that sometimes they get bored. At these times, they tend to think ...

Figure 1: Clinical features of PLS. To confirm that the mutations were pathological, we undertook functional studies. We were able to obtain fresh blood from affected individuals in families 4 and 5.

Natural selection uses duplicated genes as raw material for functional innovation, co-opting their existing features to new functions. Understanding genetic innovation requires two questions to be ...