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Dictionary » C » Cohesion Tension Theory Cohesion Tension TheoryThe hypothesis used to explain how water can travel upwards against gravity in a plant. Transpiration is believed to play a large factor in this, where the cohesive water travels upwards replacing water lost. ![]()
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Results from our forumAscent of Water through Xylemcohesion of water to the vessel walls Is called the Cohesion-tension theory (Stephen Hales) and is what is used to explain the pulling force from ...
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Ascent of Water through Xylem... pulling creates a negative pressure and puts tension onto the water. Since the water has cohesion, it all moves together and pulls at each next molecule ... and the above which is called the Cohesion-Tension theory.
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