<P> The doctrine of spontaneous generation was coherently synthesized by Aristotle , who compiled and expanded the work of prior natural philosophers and the various ancient explanations of the appearance of organisms ; it held sway for two millennia . Today it is generally accepted to have been decisively dispelled during the 19th century by the experiments of Louis Pasteur . He expanded upon the investigations of predecessors ( such as Francesco Redi who , in the 17th century , had performed experiments based on the same principles ) . However , some experimental difficulties were still there and objections from persons holding the traditional views persisted . Many of these residual objections were dealt with by the work of John Tyndall , succeeding the work of Pasteur . </P>
<P> The doctrine of spontaneous generation was coherently synthesized by Aristotle , who compiled and expanded the work of prior natural philosophers and the various ancient explanations of the appearance of organisms ; it held sway for two millennia . Today it is generally accepted to have been decisively dispelled during the 19th century by the experiments of Louis Pasteur . He expanded upon the investigations of predecessors ( such as Francesco Redi who , in the 17th century , had performed experiments based on the same principles ) . However , some experimental difficulties were still there and objections from persons holding the traditional views persisted . Many of these residual objections were dealt with by the work of John Tyndall , succeeding the work of Pasteur . </P>
who came up with the theory of spontaneous generation
who came up with the theory of spontaneous generation
Aristotle
Aristotle