Which Statement Is NOT True About the Pressure-Flow Model of Phloem

question 52

Multiple Choice

Which statement is NOT true about the pressure-flow model of phloem transport?

• A)Water is actively transported into phloem.
• B)Phloem has been measured moving at a velocity of 1 m an hour.
• C)Pressure is created in the phloem by the buildup of water and sugar.
• D)Sugar produced by photosynthesis is actively transported into phloem cells.
• E)Sugar is actively transported out of the phloem at a sink area such as the root.

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