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Question

Energy transfers or transformations are never 100% efficient due to:

A
entropy
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B
homeostasis
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C
catabolism
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D
anabolism
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Solution

The correct option is A entropy
It can be understood from second law of thermodynamics, if we take example of an engine. Entropy changes in a system restrict the engine from transferring all its energy into work.
Hence energy transfers are never 100% efficient due to entropy.

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