Campbell Biology in Focus (2nd Edition)
Campbell Biology in Focus (2nd Edition)
2nd Edition
ISBN: 9780321962751
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece
Publisher: PEARSON
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Chapter 29, Problem 3TYU
Summary Introduction

Introduction:

The movement of xylem sap in resistance to the gravity is maintained by transpiration-cohesion-tension mechanism. Transpiration lowers the water potential in leaves which generate a negative pressure potential that draw up the water from roots to leaves through the xylem

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