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

Input: Consider Input: Socket secures teeth in the mouth.

Output: What secures teeth in the mouth?


Input: Consider Input: Pleiotropic effects causes symptoms associated with sickle-cell disease.

Output: What causes symptoms associated with sickle-cell disease?


Input: Consider Input: Individuals do populations gain through births and immigration.


Output: What do populations gain through births and immigration?