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Biology 23 Online
OpenStudy (iluvsoccer):

Which is an example of a structural adaptation of a plant? A. thorns or spines to protect the plant from animals B. plant moving toward light to increase photosynthesis C. trees going dormant in winter to survive unfavorable conditions D. roots responding to gravity to get to water

OpenStudy (liliakarina):

A. Thorns and spines

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