19. What are the forces that
make water to flow within the
xylem from the roots to the
leaves?

Gap-fill exercise

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Water enters the roots to the root
pressure a water column is
within the xylem from
roots to the leaves. most important
factor that water ascend is
transpiration, in the leaves. As
lose water by transpiration
cells tend to attract water creating
suction inside xylem. The cohesion
property water that keeps its
bound (one pulls the )
by hydrogen bonds helps process.