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The outer compartment of a plant cell external to the plasma membrane. Formed in adjacent cells by the continuum of cell walls, intercellular material and extracellular space, it facilitates the transport of water and solutes.
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Broader Concept:
Entry Terms:
  • apoplasm
  • apoplastic component
  • apoplastic pathway
  • apoplastic compartment
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RDF/XMLCreated 2013-01-23, last modified 2017-03-21