“Signature in the Cell,” “Signature of Controversy” and the Signature of Pseudo-Scientific Sloth, part 2
Until quite recently, no completely satisfactory synthesis of the pyrimidine nucleotides has been available. The existence of a synthetic pathway has now been established (Matthew W. Powner et al., “The synthesis of activated pyrimidine ribonucleotides in prebiotically plausible conditions,” Nature 459, pp. 239–242). Questions of pre-biotic plausibility remain. Can the results of Powner et al. …