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Question generated: Which property of proteins best allows them to perform an enormously diverse range of functions?

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Question generated: Otto pushed a toy car across a floor. The car traveled fast across the wood, but it slowed to a stop on the carpet. Which best explains what happened when the car reached the carpet?

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Question generated: Which step will most likely ensure that the results of an investigation are valid?

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Question generated:
The rocks that form most of the Sierra Nevada are granitic rocks. This means that the mountains were most likely formed by