TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: Carried through body happens if cancer cells enter the blood stream.

SOLUTION: What happens if cancer cells enter the blood stream?

PROBLEM: A electron microscope is used to see extremely small objects.

SOLUTION: What type of microscope is used to see extremely small objects?

PROBLEM: The law of parsimony is the scientific concept stating that when looking at two competing theories, the one with fewer assumptions should be chosen.

SOLUTION:
What the scientific concept stating that when looking at two competing theories, the one with fewer assumptions should be chosen?