IB Biology HL C4.1.12 Mutualism As Interspecific Relationship Topic Practice

Question 1

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Most reef-building corals contain photosynthetic algae, called Zooxanthellae, that live in their cells. Coral bleaching can occur as a result of human-induced changes leading to the Zooxanthellae being ejected from the coral.

State the type of interaction that occurs between Zooxanthellae and reef-building corals.

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