The cause of excessive credulity?

Ever wonder how certain fundamentalists can believe without question every word in an ancient text as being absolutely literal, even to the point of accepting a myth of a seven day creation over all the scientific evidence that has accumulated over the decades that the earth is really billions of years old and that all life has evolved?

Matt (a.k.a. The Pooflinger) has discovered the answer: a new protein known as Credulin!