The development of living organisms from non-living matter, as in the origin of life on Earth, or in the concept of spontaneous generation which was once held to account for the origin of life but which modern understanding of evolutionary processes has rendered outdated.
In 1908, English mathematician Godfrey H. Hardy and German physician Wilhelm Weinberg independently derived a mathematical model describing what happens to the frequency of alleles in a population over time. Their combined ideas became known as the Hardy-Weinberg theorem. It states that the mixing of alleles at meiosis and their subsequent recombination do not alter
On his return to England in 1836 and for the next 17 years, Darwin worked diligently on the notes and specimens he had collected and made new observations. He was particularly interested in the obvious success of breeders in developing desired variations in plant and animal stocks. He wondered if this artificial selection of traits