Turn the given fact into a question by a simple rearrangement of words. This typically involves replacing some part of the given fact with a WH word. For example, replacing the subject of the provided fact with the word "what" can form a valid question. Don't be creative! You just need to rearrange the words to turn the fact into a question - easy! Don't just randomly remove a word from the given fact to form a question. Remember that your question must evaluate scientific understanding. Pick a word or a phrase in the given fact to be the correct answer, then make the rest of the question. You can also form a question without any WH words. For example, "A radio converts electricity into?"

Example Input: Fact: mutations that lead to leukemia usually occur in genes that control the cell cycle.
Example Output: mutations that occur in genes that control the cell cycle lead to what?

Example Input: Fact: Friction can cause jackknifing and rollover in a vehicle.
Example Output: What can cause jackknifing and rollover in a vehicle?

Example Input: Fact: sites where proteins are made attach to the rough ER.
Example Output:
Where do sites where proteins are made attach?