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Bleached coral is a sign that:

only algae live in the reef.

the water’s pH is basic.

the water is too warm.

the biodiversity of the reef is stable.

User Kopaka
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2 Answers

12 votes

Answer:

D. the water is too warm

Step-by-step explanation:

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User Taotao
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the water is too warm
User Tryman
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