A reader must ask if an RNA molecule could possibly govern chemical reactions, suppress free-riders, support co-operators, and act in its own self-interest.
Let us give some thought to the Y chromosome of Drosophila melanogaster, that engaging fly which is the bond-servant of genetics.
How does life emerge from that which is not alive? This mystery exercises a peculiar fascination, with the power to elicit remarkable feats of imagination.
How many times have we heard it claimed that the vast majority of the human genome is “junk” and therefore could not have been designed?
We are nearing a half-century since Eigen wrote about this paradox, and it “still challenges theoretical biologists.”