noun
neutral theory of molecular evolution
A scientific term in evolutionary biology. Refers to the theory that most evolutionary changes at the molecular level are caused by random genetic drift of neutral mutations.
中立説は木村資生によって提唱された。
The neutral theory was proposed by Motoo Kimura.
分子進化の中立説は、自然選択説と対比されることが多い。
The neutral theory of molecular evolution is often contrasted with the theory of natural selection.
Compound of 中立 (neutral) and 説 (theory). The term was coined in the context of molecular evolution.