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

Example Input: Hemodialysis has a patient’s blood pass through a length of tubing that travels through an artificial kidney machine.
Example Output: Which form of dialysis has a patient’s blood pass through a length of tubing that travels through an artificial kidney machine?

Example Input: Absorption is the process by which the substances you consume are taken up by the blood.
Example Output: What is the process by which the substances you consume are taken up by the blood?

Example Input: Constructive interference is when two waves combine to create a larger wave.
Example Output:
What is it called when two waves combine to create a larger wave?