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book Biology: Concepts and Investigations 2nd Edition by Mariëlle Hoefnagels cover

Biology: Concepts and Investigations 2nd Edition by Mariëlle Hoefnagels

Edition 2ISBN: 978-0077295349
book Biology: Concepts and Investigations 2nd Edition by Mariëlle Hoefnagels cover

Biology: Concepts and Investigations 2nd Edition by Mariëlle Hoefnagels

Edition 2ISBN: 978-0077295349
Exercise 49
"Root pressure theory" proposes that water from roots is pushed up a stem. Although root pressure does occur in some circumstances, it does not account for all xylem flow. What evidence would you look for to determine whether water in xylem moves under tension or pressure?
Explanation
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To determine whether water moves by tens...

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Biology: Concepts and Investigations 2nd Edition by Mariëlle Hoefnagels
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