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

Example Input: 2 hydrogen, 1 oxygen atoms combine to make up a molecule of water.
Example Output: What atoms combine to make up a molecule of water?

Example Input: Comparing genome sequences provides clues to evolution and development.
Example Output: Comparing what sequences provides clues to evolution and development?

Example Input: The parasympathetic system can also be referred to as the craniosacral system.
Example Output:
The parasympathetic system can also be referred to as the what?