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← Nature & AnimalsWhich outcome limits successful arousal from hibernation during periods of frequent environmental temperature fluctuations?
A)Depleted brown fat thermogenesis resources✓
B)Impaired immune system response timing
C)Disrupted sleep-wake cycle regulation
D)Increased neural pathway degradation
💡 Explanation
When temperature fluctuates rapidly, repeated arousals deplete brown fat lipid reserves because non-shivering thermogenesis becomes energy-intensive, preventing completion of necessary metabolism. Therefore depleted thermogenesis limits arousal, rather than immunodeficiency, sleep disruption, or neural damage which act at different timescales with different physiological impact.
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