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

Example Input: The majority of human genes have two or more possible alleles.
Example Output: How many possible alleles do the majority of human genes have?

Example Input: Negative growth rate results when birth rates fall even lower than death rates.
Example Output: What results when birth rates fall even lower than death rates?

Example Input: Under a crushed sugar cube is added and the water is stirred conditions would a sugar cube dissolve most quickly when placed in a liter of water at room temperature.
Example Output:
Under which conditions would a sugar cube dissolve most quickly when placed in a liter of water at room temperature?