Why Are Healthy Corals Brightly Coloured

question 18

Multiple Choice

Why are healthy corals brightly coloured?

• A) Corals secrete colourful pigments to attract mates.
• B) Corals build their skeletons from colourful minerals.
• C) Corals host symbionts with colourful photosynthetic pigments.
• D) Corals secrete colourful pigments to warn predators that they are poisonous.
• E) Corals secrete colourful pigments to protect themselves from UV light.

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