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

Example Input: Atp or adenozine triphosphate is used for most energy functions in organisms.
Example Output: What molecule is used for most energy functions in organisms?

Example Input: As a myotube is formed from many different myoblast cells, it contains many nuclei, but has a continuous cytoplasm.
Example Output: As a myotube is formed from many different myoblast cells, it contains many nuclei, but has a continuous what?

Example Input: Virtually all aquatic organisms depend directly or indirectly on protists for food.
Example Output:
Virtually all aquatic organisms depend directly or indirectly on what for food?