Given a fact, create a question that can be answered using the fact. Construct the question such that it is unambiguous, has a unique answer and the answer can be given using the fact.
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Question: Fact: sunlight contains ultraviolet light

Answer: Which promotes the creation of serotonin?


Question: Fact: an animal requires air for survival

Answer: A living thing will expire if access to this is removed for a time.?


Question: Fact: coloration is used to find a mate by some animals

Answer:
An animal can use what to help find a partner?