expansin
Look at other dictionaries:
Expansin — refers to a family of closely related nonenzymatic proteins, found in the plant cell wall, with important roles in plant cell growth, fruit softening, abscission, emergence of root hairs, pollen tube invasion of the stigma and style, and other… … Wikipedia
Expansines — Les expansines forment une famille de protéines non enzymatiques, étroitement apparentées entre elles, qui ont la capacité d induire la relaxation des tensions et l extension des parois des cellules végétales de façon pH dépendante[1]. Les… … Wikipédia en Français
Acid growth — refers to the ability of plant cells and plant cell walls to elongate or expand quickly at low (acidic) pH. This form of growth does not involve an increase in cell number; it is sometimes called acid induced stretching, acid expansion, and acid… … Wikipedia
Phyllotaxie — Ananas (Ananas nanus) Pin cembro (Pinus cem … Wikipédia en Français
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
List of gene families — This is a list of gene families or gene complexes, that is sets of genes which occur across a number of different species which often serve similar biological functions. These gene families typically encode functionally related proteins, and… … Wikipedia
Auxin — Auxins are a class of plant growth substance (often called phytohormone or plant hormone). Auxins play an essential role in coordination of many growth and behavioral processes in the plant life cycle.OverviewAuxins derive their name from the… … Wikipedia
Etiolation — (pronounced /iːtɪəˈleɪʃən/) is a process in flowering plants grown in partial or complete absence of light.[1] It is characterized by long, weak stems; smaller, sparser leaves due to longer internodes; and a pale yellow color (chlorosis). It … Wikipedia
Patulin — Patulin[1] … Wikipedia
Wall stress relaxation — refers to the reduction in tensile stress (force per unit area) in cell walls of plants, fungi and bacteria, as a result of movement or rearrangement of the polymeric network that gives the wall its tensile strength. Wall stress usually comes… … Wikipedia
