phototaxis

(noun)

The movement of an organism either towards or away from a source of light

Related Terms

  • Organism
  • cell,
  • homeostas
  • multicellular
  • Single-celled organism
  • organism
  • cell
  • gene
  • homeostasis
  • regulation
  • stimuli
  • chemotaxis

Examples of phototaxis in the following topics:

  • Movement and Migration

    • This movement can be in response to light (phototaxis), chemical signals (chemotaxis), or gravity (geotaxis).
  • Cell Structure, Metabolism, and Motility

    • Protists accomplish phototaxis, movement toward light, by coupling their locomotion strategy with a light-sensing organ.
  • Properties of Life

    • Even tiny bacteria can move toward or away from chemicals (a process called chemotaxis) or light (phototaxis).
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