No, statements of American democracy lack any scientific references.
Evolution theory is not one of the 8 tenets of American democracy. Individual worth, minority rights, and equality are some of the tenets.
The word 'theory' means it is an explanatory framework for some set of observational data. As to your question: while there is an overwhelming amount of observational data supporting the general tenets of evolutionary theory, and it is now impossible to rationally reject these tenets, it will technically always remain an explanatory model - a theory.
A creationist idea of " transitional " forms. The crocaduck, a dog giving birth to kittens and other nonsense that would violate the basic tenets of evolutionary theory.
There are four main tenets of Darwin's theory of evolution by natural selection. They are the idea that with each generation individuals are produced that can survive, the concept that phenotypic variation exists, those with heritable traits for a specific environment have the ability to survive in that environment, and the idea that new species form during reproductive isolation.
evolution theory
The theory of Democracy or the rights of people to govern themselves.
The theory of Democracy or the rights of people to govern themselves.
Theory of evolution refers to animals and plants evolution along the time. Language evolution is another issue, not entirely related to the theory of evolution. It follows the theory of evolution on some way but it is related to culture evolution, not to the physical attributes evolution.
An Economic Theory of Democracy was created in 1957.
Yes, there are several. Fundamentalist Islamicists reject the theory of evolution. Southern Baptists also struggle mightily against it. There are, of course, individuals within any religion who may not agree with the tenets embraced by the majority of that faith. Catholics have very little problem with the theory of evolution, as well as certain other Christian religions. Buddhists typically embrace the theory quite readily because it poses no serious obstacle to any Buddhist creation mythology.
Evolution is an observed and observable fact. The theory of evolution by natural selection explains many things about evolution. The theory generates testable hypothesis, as any good theory does. Remember, theory is the highest concept in science.
There are many books that describe the theory of evolution. For example, there is a book called Evolution: The Remarkable History of a Scientific Theory.