Sakéwanten, versi sané anyaran miwah kasokong saking modelé puniki inggih punika teori sané sayan netral, rikala mutasi sané efektif netral ring populasi alit nénten ja pastika netral ring populasi ageng.
However, a more recent and better-supported version of this model is the nearly neutral theory, where a mutation that would be effectively neutral in a small population is not necessarily neutral in a large population.