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LC control 85138077
Topical headingTropisms
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Variant(s)Tropic responses
See alsoGrowth (Plants)
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Plants--Irritability and movements
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Found inDict. of biol., 2004 (tropism: the directional growth of a plant organ in response to an external stimulus, such as light, touch, or gravity)
Rudin, N. Dict. of modern biol., 1997 (tropism: a directional growth movement of part of a plant in response to an external stimulus)