Scientific Principle Scientific principles are general rules that are followed while doing science or rules that nature tends to follow. Natural Causality. 2. The distinction between science and other ways of understanding the world is important because scientific information has been obtained with much more rigor than ideas that are the result of opinion, gut feelings, or faith. • Biology is a scientific discipline • All scientific inquiry is based on a small set of assumptions or principles: –Natural causality. Scientific Principles. A scientific Principle is a problem or method that has to be proven by an exact point of science. –Similar perception. Ideas that are not supported by observations and data are revised or thrown out. –Uniformity in space and time. A scientific idea must be testable and falsifiable. The principle of cause and effect which states that in order for something … • Historical approaches to studying life. 1.