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Multiple Choice

What does low entropy correspond to in a biological system?

Entropy measures how spread out or random the arrangement of a system’s components is. When entropy is low, the components are more orderly and the state is more predictable. In a biological context this means tightly organized structures like membranes, protein folds, and chromosomal DNA — all reflecting greater order. Living cells achieve this by using energy to build and maintain organization while releasing greater disorder to the surroundings, so the local system stays low in entropy even as the universe overall trends toward higher entropy. That’s why low entropy corresponds to less disorder or more order.

Entropy measures how spread out or random the arrangement of a system’s components is. When entropy is low, the components are more orderly and the state is more predictable. In a biological context this means tightly organized structures like membranes, protein folds, and chromosomal DNA — all reflecting greater order. Living cells achieve this by using energy to build and maintain organization while releasing greater disorder to the surroundings, so the local system stays low in entropy even as the universe overall trends toward higher entropy. That’s why low entropy corresponds to less disorder or more order.