Gravitropism - Wikipedia, the free encyclopedia
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Gravitropism (or geotropism ) is a turning or growth movement by a plant or fungus in response to gravity. Charles Darwin was one of the first Europeans to document that roots show positive gravit...
en.wikipedia.org/wiki/Gravitropism
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Geotropism is the term applied to the consequent orientation response of growing plant parts. Roots are positively geotropic, that is, they will bend and grow downwards, towards the center of the Earth. In contrast, shoots are negatively geotropic, that is, they will bend and grow upwards, or away, from the surface.
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science.jrank.org/pages/3032/Geotropism.html
science.jrank.org/pages/3032/Geotropism.html
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Learn about geotropism, a plant's natural response to gravity! A sample experiment to create your own geotropism is provided. ... Geotropism was first experiemented upon in the early nineteenth century. Several experiments at this period proved that geotropism existed as a seperate plant response, and was not simply a...
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www.essortment.com/all/geotropism_rdux.htm
www.essortment.com/all/geotropism_rdux.htm
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Definition of geotropism from Webster's New World College Dictionary. Meaning of geotropism. Pronunciation of geotropism. Definition of the word geotropism. Origin of the word geotropism. ... Dictionary Home » Webster's New World College Dictionary » geotropism...
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www.yourdictionary.com/geotropism
www.yourdictionary.com/geotropism
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A look at plant hormones and the effects of phototropism and geotropism. ... Geotropism is a similar occurrence to phototropism where the plant exhibits directional growth in response to gravity. The shoot tip illustrates negative geotropism (grows against force of gravity) while the root tip exhibits positive geotropism...
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www.biology-online.org/3/5_plant_hormones.htm
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Definition of geotropism – Our online dictionary has geotropism information from The Oxford Pocket Dictionary of Current English dictionary.
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www.encyclopedia.com/doc/1O999-geotropism.html
www.encyclopedia.com/doc/1O999-geotropism.html
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geotropism - Ecology of geotropism from A Dictionary of Ecology at Encyclopedia.com ... geotropism A directional movement of a plant in response to the stimulus of gravity. Primary tap roots show positive geotropism; vertical primary shoots show negative geotropism; horizontal stems and leaves are diageotropic...
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www.encyclopedia.com/doc/1O14-geotropism.html
www.encyclopedia.com/doc/1O14-geotropism.html
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A. B. FRANCK introduced the term geotropism in 1868, set it of against phototropism, and distinguished three types: ... positive geotropism (like in the example just given) negative geotropism, and transversal geotropism.
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www.biologie.uni-hamburg.de/b-online/e32/32c.htm
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geotropism n. The growth of a living organism in response to gravity, as the downward growth of plant roots ... Veterinary Dictionary: geotropism...
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www.answers.com/topic/geotropism
www.answers.com/topic/geotropism
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[jē-ŏt́rə-pĭźəm]
