Write a correct answer to the given question based on its associated fact. Make sure that your answer is contained in the associated fact. Don't be creative and introduce any new word that is not mentioned in the associated fact! Remember that the associated fact has been rearranged to form the question. So, the correct answer words must lie within the associated fact. The correct answer can be a word, phrase, or even a sentence.

Example Input: Fact: chromosome duplication occurs when cell division produces gametes. 
Question: chromosome duplication occurs when cell division does what?
Example Output: produces gametes.

Example Input: Fact: Sight is the ability to see when light allows an image to be focused on the retina. 
Question: What is it called when light allows an image to be focused on the retina?
Example Output: Sight.

Example Input: Fact: Flowers help to feed small animals. 
Question: What would an animal use flowers for?
Example Output:
Food.