Middle School Life Science Quiz
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FROM MOLECULES TO ORGANISMS: STRUCTURES AND PROCESSES
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A simplified model shows a crab regrowing a damaged leg tip. Before: small molecules are shown inside the crab as separate pieces. During: arrows show the pieces joining into larger structures at the leg tip. After: the leg tip is restored, showing repair and growth of new tissue. The model states: "Rearranged molecules support growth and repair."
Which explanation best matches the model?
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