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

Ex Input:
Vesicles are basic tools of the cell for organizing metabolism, transport, and storage of molecules.

Ex Output:
What are basic tools of the cell for organizing metabolism, transport, and storage of molecules?


Ex Input:
Destructive interference in waves occurs two troughs what things overlap.

Ex Output:
Destructive interference in waves occurs when what things overlap?


Ex Input:
From observations as simple as blowing up a balloon, it is clear that increasing the amount of gas increases the volume.

Ex Output:
From observations as simple as blowing up a balloon, it is clear that increasing the amount of gas increases what else?