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

Example Input: Ribosomes are the only organelles that prokaryotic cells have.
Example Output: What are the only organelles that prokaryotic cells have?

Example Input: Force times distance is the equation for work.
Example Output: Force times distance is the equation for what?

Example Input: Sulfur can combine with oxygen to produce sulfur trioxide.
Example Output:
Sulfur can combine with oxygen to produce what?