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Biology, 21.01.2021 02:40 jadensababe9151
Living systems consist of organisms interacting with their environments. The carbon cycle is an example of a living system. Assuming the carbon cycle is a closed system, which of the following statements is true? A. The Sun absorbs energy from the carbon cycle. B. When all the fossil fuels are used up, there will be no more carbon. C. Mass and energy are conserved in the carbon cycle.
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