Which properties of water molecules are important in the upward flow of water through xylem?
1 Water molecules are attracted to each other by hydrogen bonding.
2 Water molecules are attracted to cellulose by adhesion.
3 Water molecules have high cohesion in water columns.
1, 2 and 3
2 )
1 and 2 only
3 )
1 and 3 only
4 )
2 and 3 only
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