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词汇 geotaxis
释义

Definition of geotaxis in English:

geotaxis

noun ˌdʒiːə(ʊ)ˈtaksɪsˌjēōˈtaksəs
mass nounBiology
  • The motion of a motile organism or cell in response to the force of gravity.

    〔生〕趋地性

    Example sentencesExamples
    • This suggests that the fusion of response observed in geotaxis and phototaxis also exists in more sophisticated forms of navigation.
    • They cause a variety of behavioral phenotypes including overall sluggishness and abnormal phototaxis, geotaxis, flight ability, ether recovery, and mating vigor.
    • It therefore seems that positive phototaxis was stronger than the positive geotaxis as a driving force of cell motility.
    • Groups of Hies are introduced into the top of the cylinder, where they remain temporarily due to their natural propensity for negative geotaxis.

Derivatives

  • geotactic

  • adjective
    Biology
    • The present study was conducted to determine whether A. invadans zoospores show geotactic behaviour compared to other Oomycete genera.
      Example sentencesExamples
      • However, females fed CeONP during the larval stage demonstrated a 10% increase in retention of the negative geotactic response.
      • As the insect climbs the surface, the geotactic response mode would provide positive reinforcement while the olfactory modality would provide negative reinforcement.
      • The obstacle wall provides a geotactic barrier by presenting a side wall and an obstacle wall with numerous identical elevations.
      • The different geotactic behaviour of the two species of cercariae brings them into the ecological range of their different second intermediate hosts.

Definition of geotaxis in US English:

geotaxis

nounˌjēōˈtaksəs
Biology
  • The motion of a motile organism or cell in response to the force of gravity.

    〔生〕趋地性

    Example sentencesExamples
    • It therefore seems that positive phototaxis was stronger than the positive geotaxis as a driving force of cell motility.
    • This suggests that the fusion of response observed in geotaxis and phototaxis also exists in more sophisticated forms of navigation.
    • They cause a variety of behavioral phenotypes including overall sluggishness and abnormal phototaxis, geotaxis, flight ability, ether recovery, and mating vigor.
    • Groups of Hies are introduced into the top of the cylinder, where they remain temporarily due to their natural propensity for negative geotaxis.
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