geotropism
Related Words
gravitropismgravityplantrootshootstemgrowthauxinhormonetropismphototropismthigmotropismchemotropismhydrotropismstatolithamyloplastcytoplasmcelltissueelongationdirectionorientationpositivenegativedownwardupwardsoilearthsubstratebotanybiologyphysiologymorphologyorganismseedgerminationradicleplumuleapexmeristemdifferentiationsignaltransductiongradientconcentrationdiffusiontransportturgorpressurecell wallplasma membranevacuoleorganelleplastidstarchsedimentationvectoraxispolarityadaptationevolutionsurvivalnutrientwatermineralabsorptionanchoragestabilitycurvaturebendingresponsestimulussensorreceptor