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.

Q: Fact: If something is outside during the day then that thing will receive sun. 
Question: When does something receive sun?

A: during the day.
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Q: Fact: all cells have cellular material inside the plasma membrane. 
Question: what has cellular material inside the plasma membrane?

A: all cells.
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Q: Fact: Decreased oxygen levels cause blood vessels to dilate and cell walls to relax. 
Question: What causes cell walls to relax?

A:
dilation.
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