thaumarchaeal functioning

The Darwin Code: Resurrected after 20 years (3)

“We recently identified RNAi-based 6mer seed toxicity as an ancient kill code embedded in the genome….” They claim that viruses evolved the kill code during evolution. See for comparison: Amino acid composition of proteins varies substantially between taxa and, thus, can evolve. The food energy-dependent Creation and pheromone-controlled fixation of amino acid substitutions biophysically constrains The Darwin Code: Resurrected after 20 years (3)