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Gravitropism - Wikipedia
Gravitropism (also known as geotropism) is a coordinated process of differential growth by a plant in response to gravity pulling on it.
en.wikipedia.org
en.wikipedia.org
[PDF] Geotropism.pdf - Agriculture
Geotropism is the directional growth of an organism in response to gravity. Roots grow downward, and stems grow upward.
agr.mt.gov
agr.mt.gov
Auxin and geotropism - Plant hormones - AQA - BBC Bitesize - BBC
Geotropism is a response to gravity. Negative geotropism is when a stem grows against gravity, and positive geotropism is when a root grows with gravity. Auxin ...
www.bbc.co.uk
www.bbc.co.uk
geotropism
geotropism Bot. (dʒiːˈɒtrəpɪz(ə)m) [f. as prec. + -ism. First used in Ger. form geotropismus by A. B. Frank Beitr. z. Pflanzenphysiol. (1868).] A collective term for the phenomena of irritability presented by various parts of plants in relation to the action of gravity. positive geotropism: the tend...
Oxford English Dictionary
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Geotropism | Definition, Types & Examples - Lesson - Study.com
Geotropism in plants is the phenomenon of plants sensing the effects of gravity and growing in accordance with the force of gravity.
study.com
study.com
GEOTROPISM | definition in the Cambridge English Dictionary
GEOTROPISM meaning: 1. the way plants or plant parts react to gravity 2. the way plants or plant parts react to gravity. Learn more.
dictionary.cambridge.org
dictionary.cambridge.org
Tropism
an electric field
Exotropism: continuation of growth "outward," i.e. in the previously established direction
Gravitropism (sometimes referred to as geotropism ): is movement or growth in response to gravity
Apogeotropism: negative geotropism
Heliotropism: the diurnal motion or seasonal motion of plant parts
wikipedia.org
en.wikipedia.org
Geotropism: What Makes Plants Grow Up and Roots Grow Down?
Geotropism is the influence of gravity on plant growth or movement. Simply put, this means that roots grow down and stems grow up. Geotropism ...
owlcation.com
owlcation.com
GEOTROPISM | Easy to Understand - YouTube
Join this channel to get access to perks: https://www.youtube.com/channel/UCjA2nEpHzkvVjROX-rqzdzg/join Don't for get you can grab a copy of ...
www.youtube.com
www.youtube.com
Plant Auxins - Phototropism & Geotropism - Biology Online Tutorial
Auxins also play a part in phototropism, an occurrence that involves plants bending or moving away from light.
www.biologyonline.com
www.biologyonline.com
GEOTROPISM Definition & Meaning - Merriam-Webster
a tropism (as of plant roots or shoots) in which gravity is the orienting factor : gravitropism Exactly how roots perceive and transduce gravity has not yet ...
www.merriam-webster.com
www.merriam-webster.com
geotropic
geotropic, a. Bot. (dʒiːəʊˈtrɒpɪk) [f. Gr. γεω- geo- + τροπικ-ός, f. τροπή turning.] Pertaining to, characterized by, or of the nature of, geotropism.1875 Bennett & Dyer Sachs' Bot. 756 Internodes with an upward geotropic curvature. 1880 C. & F. Darwin Movem. Pl. 81 As soon as the confluent petioles...
Oxford English Dictionary
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Fritz Noll
der Pflanzen, 1896 - The "mental life" of plants
Julius von Sachs : ein Nachruf, 1897 - Obituary of Julius von Sachs
Ueber Geotropismus, 1900 - On geotropism Zur Controverse über den Geotropismus, 1902 - Controversy concerning geotropism
"Fruchtbildung ohne vorausgegangene Bestaubung (Parthenokarpie) bei der
wikipedia.org
en.wikipedia.org
tropism
tropism Biol. (ˈtrɒpɪz(ə)m, ˈtrəʊpɪz(ə)m) [The second element of heliotropism, geotropism, etc., used as an inclusive or generic term.] The turning of an organism, or a part of one, in a particular direction (either in the way of growth, bending, or locomotion) in response to some special external s...
Oxford English Dictionary
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Theodora Lisle Prankerd
L. (1929), Studies in the Geotropism of Pteridophyta. IV. On Specificity in Graviperception. L. (1935), Studies in the Geotropism of the Pteridophyta. V. Some Effects of Temperature on Growth and Geotropism in Asplenium bulbiferium. Proc. R.
wikipedia.org
en.wikipedia.org