1. | Nature selects for fitness |
2. | There must be a genetic basis for getting selected and to evolve |
3. | Evolution is driven by use and disuse of organs |
4. | Those who are selected by nature reproduce more and leave more progeny |
I: | The essence of Darwinian theory about evolution is natural selection. |
II: | Nature selects for fitness. |
III: | There must be a genetic basis for getting selected and to evolve. |
IV: | Adaptive ability is inherited. |