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Thesaurus Search Results

tropisms
Subject Category
S Biological Sciences
Definition
Movement that is inducible and takes place in a direction related to that of the stimulus, such as the movement of leaves toward light in positive phototropism or away from light in negative phototropism.
Definition Source
NAL Thesaurus Staff
RDF/XML Format:
http://lod.nal.usda.gov/nalt/14074.rdf
Scope Note
Use for movement in plants and other non-mobile organisms; For orientation movement of animals and other organisms with mobility (e.g. flagella, motile cilia, appendages) in response to a stimulus USE taxis (physiology).
Persistent URI:
http://lod.nal.usda.gov/nalt/14074
Broader Term
physiology
Narrower Term
chemotropism
gravitropism
halotropism
hydrotropism
phototropism
plagiotropism
thigmotropism
Related Term
auxins
hyponasty
nastic movement
taxis (physiology)
Spanish
tropismos
Term Number
14074