primary cell wall

The cell wall layer formed during cell expansion. Plant cells possessing only primary walls may divide or undergo differentiation.

Glossary of Biotechnology for Food and Agriculture . 2015.

Look at other dictionaries:

  • primary cell wall — A plant cell wall that is still able to expand, permitting cell growth. Growth is normally prevented when a secondary wall has formed. Primary cell walls contain more pectin than secondary walls, and no lignin is present until a secondary wall… …   Dictionary of molecular biology

  • Cell wall — A cell wall is a tough, flexible and sometimes fairly rigid layer surrounding a cell, located external to the cell membrane, which provides the cell with structural support, protection, and acts as a filtering mechanism. A major function of the… …   Wikipedia

  • cell wall — noun a rigid layer of polysaccharides enclosing the membrane of plant and prokaryotic cells; maintains the shape of the cell and serves as a protective barrier • Hypernyms: ↑layer • Part Holonyms: ↑plant cell * * * noun 1. : the somewhat rigid… …   Useful english dictionary

  • cell wall — Extracellular material serving a structural role. In plants the primary wall is pectin rich, the secondary wall mostly composed of cellulose. In bacteria, cell wall structure is complex: the walls of Gram positive and Gram negative bacteria are… …   Dictionary of molecular biology

  • Secondary cell wall — The secondary cell wall is a structure in found in many plant cells, located between the primary cell wall and the plasma membrane. The cell starts producing the secondary cell wall only after the primary cell wall is complete and the cell has… …   Wikipedia

  • cell — cell1 cell like, adj. /sel/, n. 1. a small room, as in a convent or prison. 2. any of various small compartments or bounded areas forming part of a whole. 3. a small group acting as a unit within a larger organization: a local cell of the… …   Universalium

  • Cell plate — Cytokinesis in terrestrial plants occurs by cell plate formation. This process entails the delivery of Golgi derived and endosomal vesicles carrying cell wall and cell membrane components to the plane of cell division and the subsequent fusion of …   Wikipedia

  • Cell — Cell, n. [OF. celle, fr. L. cella; akin to celare to hide, and E. hell, helm, conceal. Cf. {Hall}.] 1. A very small and close apartment, as in a prison or in a monastery or convent; the hut of a hermit. [1913 Webster] The heroic confessor in his… …   The Collaborative International Dictionary of English

  • Cell development — Cell Cell, n. [OF. celle, fr. L. cella; akin to celare to hide, and E. hell, helm, conceal. Cf. {Hall}.] 1. A very small and close apartment, as in a prison or in a monastery or convent; the hut of a hermit. [1913 Webster] The heroic confessor in …   The Collaborative International Dictionary of English

  • cell formation — Cell Cell, n. [OF. celle, fr. L. cella; akin to celare to hide, and E. hell, helm, conceal. Cf. {Hall}.] 1. A very small and close apartment, as in a prison or in a monastery or convent; the hut of a hermit. [1913 Webster] The heroic confessor in …   The Collaborative International Dictionary of English

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