Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Example Input: The long, threadlike extensions of the nerve cell help transmit nerve impulses.
Example Output: Which part of the nerve cell helps transmit nerve impulses?

Example Input: A theory is another name for a broad explanation that is supported by a great deal of evidence.
Example Output: What is another name for a broad explanation that is supported by a great deal of evidence?

Example Input: Rocks on ocean floor is evidence that magnetic reversals occur.
Example Output:
Where does evidence that magnetic reversals occur come from?