Cytokinin — The cytokinin zeatin is named after the genus of corn, Zea, in which it was discovered. Cytokinins (CK) are a class of plant growth substances (phytohormones) that promote cell division, or cytokinesis, in plant roots and shoots. They are… … 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
Plant hormone — Plant hormones (also known as phytohormones) are chemicals that regulate plant growth. Plant hormones are signal molecules produced within the plant, and occur in extremely low concentrations. Hormones regulate cellular processes in targeted… … Wikipedia
Rhodococcus fascians — Taxobox name = Rhodococcus fascians regnum = Bacteria phylum = Actinobacteria ordo = Actinomycetales subordo = Corynebacterineae familia = Nocardiaceae genus = Rhodococcus species = R. fascians binomial = Rhodococcus fascians Rhodococcus fascians … Wikipedia
angiosperm — /an jee euh sperrm /, n. Bot. a plant having its seeds enclosed in an ovary; a flowering plant. Cf. gymnosperm. [ANGIO + SPERM] * * * ▪ plant Introduction any member of the more than 300,000 species of flowering plants (division Anthophyta) … Universalium
Agrobacterium — Taxobox color = lightgrey name = Agrobacterium image width = 200px regnum = Bacteria phylum = Proteobacteria classis = Alpha Proteobacteria ordo = Rhizobiales familia = Rhizobiaceae genus = Agrobacterium subdivision ranks = Species subdivision =… … Wikipedia
Cell culture — in a Petri dish Epithelial cells in culture, stained for keratin (red) an … Wikipedia
callus — (1) Bot. Undifferentiated plant tissue produced at wound edge callus tissue can be grown in vitro and induced to differentiate by varying the ratio of the hormones auxin and cytokinin in the medium. (2) Path. Mass of new bony trabeculae and… … Dictionary of molecular biology