Phenomena and Processes

Phototropism

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 (= AUXINS), a plant growth substance. (From Concise Dictionary of Biology, 1990)

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

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 (= AUXINS), a plant growth substance. (From Concise Dictionary of Biology, 1990)

MeSH Record

Classification

Broader headings

Related Concepts

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See Also

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Synonyms

3 entry terms
  • Phototropisms
  • Heliotropism
  • Heliotropisms

MeSH Record

Aspects Covered

6 allowable subheadings

Indexed with the subheadings drug effects, ethics, genetics, immunology, physiology, radiation effects.

MeSH Record

Indexing Annotation

distinguish from PHOTOTROPHIC PROCESSES

MeSH Record

History Note

95

MeSH Record

Previous Indexing

  • Plants (1966-1994)

MeSH Hierarchy

Tree Numbers

  1. G07.345.249.845w.700w
  2. G15.920w.700w

AMA Style

References

  1. National Library of Medicine. Phototropism. Medical Subject Headings (MeSH). 2026. Unique ID D018524. http://id.nlm.nih.gov/mesh/2026/D018524
  2. Phototropism. In: Wikipedia. https://en.wikipedia.org/wiki/Phototropism
  3. Phototropism. In: Wikidata. https://www.wikidata.org/wiki/Q863119