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: Disease-causing tiny living cells have a negative impact on the body. 
Question: What can cause disease, and have a negative impact on the body?
[EX A]: Tiny living cells.

[EX Q]: Fact: Populations of the cause of influenza do not grow through cell division because they are not cells. 
Question: The cause of what doesn't grow by cell division?
[EX A]: Influenza.

[EX Q]: Fact: evolution is the change in traits of living things over time. 
Question: in evolution, what changes in living things over time?
[EX A]:
traits.