Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Q: The best way humans can conserve water is to use less.

A: What's the best way humans can conserve water?
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Q: Pleiotropic effects causes symptoms associated with sickle-cell disease.

A: What causes symptoms associated with sickle-cell disease?
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Q: Conducting wires have a small degree of electrical resistance.

A:
Conducting wires have a small degree of what?
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