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

Example Input: Cell -> tissue -> organ -> organ system sequence represents the correct levels of organization for multicellular organisms.
Example Output: Which sequence represents the correct levels of organization for multicellular organisms?

Example Input: A(n) an ionic bond forms when the metal sodium gives up an electron to the nonmetal chlorine.
Example Output: What forms when the metal sodium gives up an electron to the nonmetal chlorine?

Example Input: In intestines human organ do the juveniles develop into sexually mature adults.
Example Output:
In which human organ do the juveniles develop into sexually mature adults?