Honestly WK, I think there is a problem in this discussion for "some people" in distinguishing mutation in the sense of a change in a gene with mutation in the sense of X-Men or other drastic morphological change. What seems to be missing here is more fundamental than what you may be attributing to malice.
Of course, biblical creationists are committed to belief in God's written Word, the Bible, which forbids bearing false witness; --AIG (lest they forget)