WebApr 5, 2024 · Hormon-hormon yang ada dalam tubuh tumbuhan adalah auksin, giberelin, sitokinin, asam absisat dan etilen. Hormon-hormon ini dapat bekerja sendiri, saling … WebHormon auksin merupakan zat pengatur tumbuh yang mempengaruhi pemanjangan koleoptil gandum, yang telah dikemukakan oleh Charles Darwin pada abad ke-19. …
Hormon Pertumbuhan Auksin : Pengertian, Pengaruh dan
WebPada saat ini dikenal lima macam hormon tumbuhan “klasik” yaitu auksin (IAA), sitokinin (CYT), giberelin (GA), absisin (ABA) dan etilen (Eth). Selam itu diketemukan sejumlah senyawa yang dinyatakan sebagai hormon tumbuhan “kontemporer” antara lain oligosaccharin, brasinosteroid, poliamine, asam jasmonat dan asam salisilat. WebJun 8, 2013 · Auksin, hormon tanaman seperti indolasetat yang berfungsi untuk merangsang pembesaran sel, sintesis DNA kromosom, serta pertumbuhan aksis … gather elsewhere
Hormon tumbuhan - Wikipedia Bahasa Melayu, ensiklopedia bebas
WebApr 9, 2024 · Hormon dalam konsentrasi rendah menimbulkan respons fisiologis. Terdapat 2 kelompok hormon yaitu : Hormon pemicu pertumbuhan (auksin, Giberelin dan … WebFeb 26, 2024 · Manfaat hormon auksin sering sekali digunakan untuk memperkuat tanaman supaya dapat memenuhi kebutuhan manusia. Misalnya: Seseorang apa bla … Went later proposed that the messenger substance is a growth-promoting hormone, which he named auxin, that becomes asymmetrically distributed in the bending region. Went concluded that auxin is at a higher concentration on the shaded side, promoting cell elongation, which results in coleoptiles bending … See more Auxins are a class of plant hormones (or plant-growth regulators) with some morphogen-like characteristics. Auxins play a cardinal role in coordination of many growth and behavioral processes in plant life cycles and are … See more Auxins were the first of the major plant hormones to be discovered. They derive their name from the Greek word αυξειν (auxein – "to … See more Auxins help development at all levels in plants, from the cellular level, through organs, and ultimately to the whole plant. Molecular mechanisms When a plant cell comes into contact with auxin, it causes dramatic changes in gene expression, … See more • Auxin binding protein • Fusicoccin • Herbicide; specifically, see the section: §Auxin • Pruning fruit trees • Tropism See more Charles Darwin In 1881, Charles Darwin and his son Francis performed experiments on coleoptiles, the sheaths enclosing young leaves in germinating grass … See more Auxin participates in phototropism, geotropism, hydrotropism and other developmental changes. The uneven distribution of … See more In the course of research on auxin biology, many compounds with noticeable auxin activity were synthesized. Many of them had been found to have economical potential for human … See more dawn warrior v matrix