Which one of the following plant function is not generally governed or controlled by auxin?
A
Apical dominance
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B
Phototropism
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C
Photosynthesis
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D
Growth
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Solution
The correct option is C Photosynthesis Auxin is the plant hormone concerned with apical dominance, phototropism and growth. Whereas photosynthesis is a light dependent anabolic process which is never dependent on auxin hormone.