Despite the striking parallels between these systems in terms of the design logic, these attenuation systems are not evolutionarily related to one another. Read More ›
This study compared sequences of proteins in modern organisms to reconstruct ancestral proteins believed to reside in the last universal common ancestor (LUCA). Read More ›
A feature of biology that has struck me over the years is the phenomenon of recurring design logic, across systems that do not appear to be related by descent. Read More ›