Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1-25918-813-2
ISBN 13: 978-1-25918-813-8

Chapter 37 - Transport in Plants - Figure 37.10 - Data Analysis: 1


Since the ratio of the diameters (and radii) of the two kinds of cells is 6.25, the difference in water movement should be about 1526 fold.

Work Step by Step

Here, the relationship to use is that water flow increases with the 4th power of the radius, or the ratio of radii. Raise 6.25 to the 4th power.
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