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[ôḱsĭn]
(n.)Any of several plant hormones that regulate various functions, including cell elongation.
Dictionary.com · The American Heritage® Dictionary
Translocation of Auxin ... Mechanisms of Auxin Action ... The formation of new leaves in the apical meristem [View] is initiated by the accumulation of auxin. Already-developing leaves deplete the surrounding cells of auxin so that the new leaves do not form too close to them.
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Nature of Auxins; The term auxin is derived from the Greek word auxein which means to grow. Compounds are generally considered auxins if they can be characterized by their ability to induce cell elongation in stems and otherwise resemble indoleacetic acid (the first auxin isolated) in physiological activity.
www.plant-hormones.info/auxins.htm www.plant-hormones.info/auxins.htm · Cached
Auxin - Wikipedia, the free encyclopedia
Auxins are a class of plant growth substance and morphogens (often called phytohormone or plant hormone). Auxins have an essential role in coordination of many growth and behavioral processes in the ...
en.wikipedia.org/wiki/Auxin
auxin (ôk'sin) [key], plant hormone that regulates the amount, type, and direction of plant growth. Auxins include both naturally occurring substances and related synthetic compounds that have similar effects. ... auxin: meaning and definitions - auxin: Definition and Pronunciation...
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Auxin moves to the darker side of the plant, causing the cells there to grow larger than corresponding cells on the lighter side of the plant. This produces a curving of the plant stem tip toward the light, a plant movement known as phototropism.
www.emc.maricopa.edu/faculty/farabee/BIOBK/BioBookPLANT... www.emc.maricopa.edu/faculty/farabee/BIOBK/BioBookPLANTHORM.html · Cached
Root Tip - High concentrations of auxin inhibit growth while small amounts are enough to promote growth in the root with indole acetic acid. ... Sunlight eradicates auxin, meaning that the part of the shoot tip of the plant which is receiving direct sunlight will have the least amount of auxin.
www.biology-online.org/3/5_plant_hormones.htm · Cached
ISHS VII International Symposium on Plant Growth Regulators in Fruit Production THE ROLE OF AUXIN IN PLANT ORGANIZATION ... The purpose here is consider a conceptual scheme that would account for the occurrence and varied effects of auxin as an example of plant hormones.
www.actahort.org/books/329/329_33.htm
Definition of auxin in the Online Dictionary. Meaning of auxin. Pronunciation of auxin. Translations of auxin. auxin synonyms, auxin antonyms. Information about auxin in the free online English dictionary and encyclopedia. ... The Auxin story continued to be reported in most daily newspapers over the following week,
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