Definition: Convert a disfluent question to a proper question. A disfluent question is a question that has some interruptions in it while framing. A proper question is the correct form of the question without any disfluency.
Input: What compounds er uh what is the process by which the adaptive immune system is evaded by the chainging of non-essential epitopes called?

What is the process by which the adaptive immune system is evaded by the chainging of non-essential epitopes called?