Movement
of cell sap that involves cytoplasmic connection of adjacent cells is termed as
symplastic transport or pathway. The symplast is the system of interconnected
protoplast in the plant. The cytoplasm of the neighboring protoplast is linked
by the plasmodesmata, the cytoplasmic stands which extend through pores in
adjacent cell walls. Once water and any solutes it contains are taken into the
cytoplasm of one cell it can move through the symplast without having to cross
further membranes. Movement might be aided by cytoplasmic streaming. The
symplast is an important pathway of water movement.
The
Symplast Pathway refers to the movement of water and solutes through the
interconnected living cells of plants, called the symplast. It involves the
diffusion of water and solutes through plasmodesmata, which are narrow channels
that connect the cytoplasm of adjacent cells. This pathway is an important
mechanism for the transport of nutrients and other molecules between cells in
plants. The symplast pathway is particularly important for the transport of
materials in the roots, as water and solutes move from the soil into the root
cells through the apoplast pathway before entering the symplast. The symplast
pathway also plays a key role in long-distance transport of nutrients and water
from the roots to other parts of the plant.
The Symplast Pathway |
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