When the galaxy rotations did not fit the evolutionary model, instead of questioning the evolutionary model (dogma must not be challenged), "Dark Matter" was invented to explain away the problem.
Evolution does not deal with galaxies. For that you want astronomers and the like.
Unless you are using the standard creationist definition for "evolution" -- "Everything that creationists disagree with."
;-)
Religious belief does not constitute scientific evidence, nor does it convey scientific knowledge.
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