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← ScienceWhich risk increases when rapid sublimation cryopreserves biological tissue?
A)Recrystallization damages cellular structures✓
B)Enzymatic activity accelerates decomposition
C)Lipid peroxidation causes rancidity
D)Protein denaturation reduces functionality
💡 Explanation
Recrystallization damages tissue during sublimation because temperature changes drive ice crystal growth. The mechanism dominating is Ostwald ripening; recrystallization causes larger crystals forming, therefore cellular damage becomes unavoidable, rather than from denaturation during controlled cooling.
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