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🤯 Did You Know (click to read)
Their tissues contain some of the highest naturally occurring urea concentrations measured in any vertebrate.
High concentrations of trimethylamine oxide and other stabilizing compounds allow Greenland shark proteins to function in subzero Arctic waters that would normally crystallize biological tissues.
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💥 Impact (click to read)
Seawater in parts of their habitat drops below 0°C, yet their cellular chemistry remains stable where most vertebrate enzymes would fail.
Understanding these molecular adaptations informs cryobiology and preservation science, revealing how life can operate at temperatures bordering physical freezing limits.
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