IGNOU LSE 5 2016 - Differentiate between Symplastic and Apoplastic pathway.

Question

Differentiate between Symplastic and Apoplastic pathway.

21 Nov 2017

Answer :

Word Count : 315

Within a plant, the apoplast is the space outside the plasma membrane within which material can diffuse freely. It is interrupted by the Casparian strip in roots, by air spaces between plant cells and by the plant cuticle.

Structurally, the apoplast is formed by the continuum of cell walls of adjacent cells as well as the extracellular spaces, forming a tissue level compartment comparable to the symplast. The apoplastic route facilitates the transport of water and solutes across a tissue or organ. This process is known as apoplastic transport.

The apoplast is important for all the plant's interaction with its environment. The main carbon source (carbon dioxide)

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