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Home Q & A Board Biology-Related Homework Help Environmental and Conservation Biology
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quixie quixie
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9 years ago
An obligate mutualism is an interaction in which at least one species cannot survive without the presence of the other species; a facultative mutualism is an interaction that benefits both species but is not required by either species. One reason facultative mutualism is more common is that

A) In an obligate mutualism, if the partner becomes extinct, the obligate mutualist will also become extinct
B) In a facultative mutualism, if the partner becomes extinct, the obligate mutualist will also become extinct
C) In a facultative mutualism, neither parner can depend on the other
D) Facultative mutualisms require longer periods of time to evolve
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bio_manbio_man
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quixie Author
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#2
9 years ago
Thank you for the extra information-it will be helpful! Slight Smile
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