May 2, 2011

The Symplast Pathway

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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