Healthy corals are brightly colored because they ________.
A) secrete colorful pigments to attract mates
B) host symbionts with colorful photosynthetic pigments
C) build their skeletons from colorful minerals
D) secrete colorful pigments to protect themselves from ultraviolet light

Question

Quizplus · Accepted Answer

Healthy corals are brightly colored because they host symbiotic algae called zooxanthellae within their tissues. These algae have colorful photosynthetic pigments, which provide the corals with most of their energy needs.

Healthy Corals Are Brightly Colored Because They ________