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Question
Which of the following triggered large-scale growth of coral reefs millions of years ago?(1 point)
Responses
the relationship between corals and zooxanthellae
the relationship between corals and zooxanthellae
the effect of tsunamis on marine life
the effect of tsunamis on marine life
the extinction of some species of algae
the extinction of some species of algae
the evolution of new species of fishes
the evolution of new species of fishes
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1 answer
The correct response is:
the relationship between corals and zooxanthellae
This symbiotic relationship allowed corals to thrive and led to large-scale growth of coral reefs millions of years ago, as the zooxanthellae provide energy to the corals through photosynthesis.
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