Given a statement, generate a question such that the answer is contained in that statement.

Q: Cars require surfaces with less friction.

A: Cars require surfaces with what?
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Q: Analysts who study the process that preserves a once living thing are called paleontologists

A: What are analysts who study the process that preserves a once living thing called?
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Q: Pedigrees are useful tools for studying Genetics

A:
What are useful tools for studying Genetics?
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