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Can anyone explain the difference between taxis and kinesis?

2 Comments

  1. #1
    Scozbo
    January 17th, 2010 at 1:28 pm

    Kinesis is involved in stimuli.
    Taxis transport people to the airport.

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  2. #2
    mareeclara
    January 17th, 2010 at 1:49 pm

    kinesis is undirected movement
    taxis is more complex and is what we consider to be movement by the animal.

    kinesis is often more in lower animals eg paramecium, which has no true eyes or other senses as such and just blunders around. Its true the animal will move in any direction, but will turn more or less with different stimuli eg increasing light may cause more turning…but there is not actual direction in which they turn.

    Taxis is vaired as there are many types of taxis and move either towards ( positive) or away ( negative) the stimuli. So its a DIRECTED movement.
    important ones are photo- chemo-.eg some insects move away from light negative phototaxis, or move towards a chemical ( or water) positive chemotaxis

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