In fact, they are basically stories invented to explain how the remarkable designs found within living things, such as the immune system, could originate in a mindless manner.
Sisuliselt on need väljamõeldised, mille abil püütakse selgitada, kuidas niisugused imelised elusorganismide mehhanismid nagu immuunsüsteem said alguse ilma mõistusliku suunamiseta.