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.

[EX Q]: Fact: Aging is associated with apoptosis. 
Question: What stage is associated with apoptosis?
[EX A]: aging.

[EX Q]: Fact: Translation reads the genetic code in mRNA and makes a nitrogenous compound. 
Question: What reads genetic code in mRNA and makes a nitrogenous compound?
[EX A]: translation.

[EX Q]: Fact: animals require food to move. 
Question: What do animals require to move?
[EX A]:
food.