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← Nature & AnimalsWhich consequence results when quorum sensing mechanisms trigger widespread bacterial bioluminescence in a reef ecosystem already stressed by nutrient runoff?
A)Increased oxygen demand harming marine life✓
B)Reduced water viscosity affecting larval dispersal
C)Enhanced coral photosynthesis aiding reef recovery
D)Decreased pH inhibiting skeletal formation
💡 Explanation
Bacterial bioluminescence consumes oxygen; the quorum sensing induced bloom drastically increases oxygen demand within the reef because it amplifies the Respiration mechanism by many bacterial cells aggregated together. Therefore, hypoxia stresses organisms, rather than aiding corals or changing dispersal.
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