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The fur of an arctic fox turns from brown to white as winter approaches. This is an example of

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All metabolic functions fall into one of two categories: a breaking down process (catabolic) or a building up process (anabolic). Which is an example of an anabolic process?

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As Earth revolves around the Sun, the number of daylight hours varies from place to place. In which location would the number of daylight hours remain constant?

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Which technology used to generate electrical power involves a trade-off between economical electricity and long-term waste disposal problems?