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→About Scientific Theories
*The [[Germ Theory of Disease]] - The '''scientific theory''' that many [[disease]]s are caused by [[micro-organism]]s.
*The [[Heliocentric Theory]] - The '''scientific theory''' that the [[Sun]] is at the centre of [[The Solar System]].
*The Theory of [[Evolution by Natural Selection]] - That [[population]]s [[evolve]] new [[adaptation]]s over time due to the natural environment.