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Differences between Tactic Movement and Tropic Movement

August 10, 2023
written by Sidra Batool

The main difference between Tactic Movement and Tropic Movement is the difference in their responsiveness to stimuli. Tactic Movement is slower and responds to stimuli from all directions, while Tropic Movement is quicker and responds to stimuli from one direction only.

5 Differences between Tactic Movement and Tropic Movement

Here are the main Differences between Tactic Movement and Tropic Movement:

FeatureTactic MovementTropic Movement
Direction of StimulusFrom all directionsFrom one direction only
ResponseSlowQuick
CauseChange in turgor pressureCell division
Organs InvolvedBilaterally symmetrical organsRadially symmetrical organs
ExamplesPhototaxis, chemotaxis, geotaxisPhototropism, hydrotropism, thigmotropism
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