Author Question: What is the main force by which most of the water within xylem vessels moves tow (Read 550 times)

Hungry!

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What is the main force by which most of the water within xylem vessels moves toward the top of a tree?
A) active transport of ions into the stele
B) atmospheric pressure on roots
C) evaporation of water through stoma
D) the force of root pressure
E) osmosis in the root



j_sun

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