Like most phenomena in biology, similarity to the Lamarckian mode of evolution lies somewhere on a continuum ranging from barely apparent to very strong.
That is, if around 22% of the total evolution arises in bursts, somewhere around 78% is accumulating by gradual means.
So somewhere in evolution SLX4 and MUS81 developed an ability to interact with each other.
As one phylogeneticist once optimistically put it " All the events of biological evolution are played out somewhere along the branches of phylogenetic trees" [ 1].
Like other skeptics, Henderson assumed that the winged beasts must have lost their flight capabilities somewhere during their evolution, forcing them to walk.
Scientists have discovered that hummingbirds lack the T1R2 gene which allows most mammals to taste sweet foods, yet somewhere in their evolution their sweet tooth returned, allowing them to use nectar and rapidly spread out into new areas.
Somewhere in this evolution the justification for a liberal arts degree as the best way to prepare for rewarding professional and personal life no longer dominated the rationale on why to seek a college diploma.
Somewhere in the process of its evolution from Benton's original metal type to the readily available digital one it had lost some of its spirit, becoming "a hybrid digital soulless version," in Mr. Pusz's words.
Somewhere in the middle of that evolution Box launched and really blew up enterprise content management as we had known it, which for the most part was really about protecting content inside the firewall.
This poses a major challenge for thinking about human evolution, as people presume there is a "missing link" somewhere between our own species and our closest living relative that fills a space exactly halfway in between.
If one accepts this view, it follows that archaea and many bacterial branches have lost GRXs of the CGFS class somewhere in the early stages of their evolution.
