Which process critically affects adult structure formation from imaginal discs during metamorphosis after ecdysone spike?

💡 Explanation

After the ecdysone spike initiates metamorphosis, apoptosis within imaginal discs allows for precise sculpting of adult tissues by selectively eliminating cells, guiding shape formation. Therefore apoptosis impacts final morphology, rather than other processes (segmentation, molting, exoskeleton) which occur at different developmental phases/structures.

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