organic origin theory

例句：

1. 1. Thetheory of evolution by natural selection is widelyaccepted as the most plausibleexplanation for the origin of life on Earth.
   自然选择进化论被广泛接受为地球上生命起源的最合理解释。
2. 2. The organic origintheory posits that all living organismsshare a common ancestor.
   有机起源理论认为所有有机体都有一个共同的祖先。
3. 3. The discovery of DNA has challenged thetraditional organic origin theory and raised questions aboutthe nature of life itself.
   DNA的发现挑战了传统的有机起源理论，并对生命的本质提出了疑问。