Which of these describes the benefits involved in
the symbiotic association between algae and corals on a reef?

a. Algae receive key organic nutrients from coral metabolism.
b. Algae pass photosynthetically produced organic compounds to the corals.
c. Algae–coral mutualism allows corals to develop in large expanses on nutrient-poor ocean water.
d. all of the above


Answer: D

Biology & Microbiology

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