A P Bursaria Cell That Has Lost Its Zoochlorellae Is Aposymbiotic

question 41

Multiple Choice

A P. bursaria cell that has lost its zoochlorellae is aposymbiotic. If aposymbiotic cells have population growth rates the same as those of healthy, zoochlorella-containing P. bursaria in well-lit environments with plenty of prey items, then such an observation would be consistent with which type of relationship?

• A) parasitic
• B) commensalistic
• C) toxic
• D) predator-prey
• E) mutualistic

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