What is thigmotropism? Explain with the help of an example. (3 marks)
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the turning or bending of a plant or other organism in response to a touch stimulus. it is best seen in touch me not plant. the leaves of this plant changes their shape on external touch. they do so by changing the water content present in their leaves self(turgor change)
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What is Thigmotropism?
A directional movement of plants in response to the stimulus of touch.
Ex: Tendrils (Sweet pea)
This is caused by the induction of some pattern of differential growth (Turgour change).
Tendrils grow towards a stimulus (touch) & show directional movement.
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