Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
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Question: Induced or spontaneous are the two methods in which mutations arise in dna.

Answer: What are the two methods in which mutations arise in dna?


Question: The amniotic egg first evolved in reptiles.

Answer: The amniotic egg first evolved in what species?


Question: The brain is the most complex organ in the human body.

Answer:
What is the most complex organ in the human body?