Preferred Term:
phototropism
Definition:
The directional growth of organisms in response to light. In plants, aerial shoots usually grow towards light. The phototropic response is thought to be controlled by auxin, a plant growth substance
Concept Schemes:
NALT Core
NALT Full
NALT Full
Broader Concept:
Narrower Concepts:
URI:
https://lod.nal.usda.gov/nalt/57974
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RDF/XMLCreated 2006-01-19, last modified 2019-03-22