Given a scientific passage and an answer, generate a question for the given answer.

Input: Consider Input: Passage: Electronegativity is a qualitative measure of how much an atom attracts electrons in a covalent bond. Answer: electrons

Output: Electronegativity is a qualitative measure of how much an atom attracts what in a covalent bond?

Input: Consider Input: Passage: Conditioning is a way of learning that involves a reward or punishment. If you ever trained a dog to obey a command, you probably gave the dog a tasty treat each time he performed the desired behavior. It may not have been very long before the dog would reliably follow the command in order to get the treat. This is an example of conditioning that involves a reward. Answer: conditioning

Output: The way of learning that involves reward and punishment is called?

Input: Consider Input: Passage: Kidney failure may be treated with dialysis. Answer: kidneys
Output: Dialysis is a treatment for failure of what organs?