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when a plant turns, bends, moves, or grows toward or away from an extrernal stimulus, the action is called?

User Dan Harris
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A tropism is a turning toward or away from a stimulus in the environment. Growing toward gravity is called geotropism. Plants also exhibit phototropism, or growing toward a light source. This response is controlled by a plant growth hormone called auxin.
User Ahmed Elkhyary
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Answer:

tree

Step-by-step explanation:

User Mefi
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