gravitropism


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gra·vit·ro·pism

 (grə-vĭt′rə-pĭz′əm)
n.
Growth or movement of a sessile organism in response to gravity, as the downward growth of plant roots. Also called geotropism.


grav′i·tro′pic (grăv′ĭ-trō′pĭk) adj.
Translations
gravitropismo
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References in periodicals archive ?
Strigolactones regulate rice tiller angle by attenuating shoot gravitropism through inhibiting auxin biosynthesis.
It appears there may be a lack of negative gravitropism in this species.
2] is involved in programing cell death, somatic embryogenesis, response to wounding, root gravitropism and ABA-mediated stomata closure, besides damaging of cellular macromolecules.
Role of cytokinin and auxin in shaping root architecture: regulating vascular differentiation, lateral root initiation, root apical dominance and root gravitropism.
It is well evidenced that gravity can influence the direction of growth of plants, fungi, and animals, a feature known as gravitropism.
Not) Keeping the stem straight: a proteomic analysis of maritime pine seedlings undergoing phototropism and gravitropism.
The lower growth volume was made by directing branches to grow downward by reducing gravitropism, and the upper growth volume was made by directing branches upward by increasing phototropism.
If a plant is put on its side, these branches will begin a phase of bending growth, known as gravitropism, that reorientates them back toward their original angle of growth relative to gravity.
MOLECULAR CHARACTERIZATION OF COMPONENTS OF SHOOT GRAVITROPISM IN SCR REGULATED PATHWAY IN ARABIDOPSIS THALIANA ARCHANA SHARMA, JOANNA WYSOCKA DILLER, DEPARTMENT OF BIOLOGICAL SCIENCES, AUBURN UNIVERSITY, ALABAMA 36849.
A no hydrotropic response root mutant that responds positively to gravitropism in arabidopsis.
Ge Z, Rubio G, Lynch JP (2000) The importance of root gravitropism for inter-root competition and phosphorus acquisition efficiency: results from a geometric simulation model.