taxes and kineses

?
A simple response that’s direction is determined by the direction of the stimulus
taxis
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a random movement response to an environmental stimulus
kineses
2 of 20
directional movement away from a stimulus
negative taxis
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directional movement towards a stimulus
positive taxis
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the type of taxis when the stimulus is light
phototaxis
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the type of taxis when the stimulus is gravity
geotaxis
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the type of taxis when the stimulus is water
hydrotaxis
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the type of taxis when the stimulus is chemicals
chemotaxis
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the type of taxis when the stimulus is touch
thigmotaxis
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the type of taxis when the stimulus is heat
thermotaxis
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a detectable change in the internal or external environment of an organism that produces a response.
stimulus
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The ability to respond to a stimulus increases an organism’s chances of what?
survival
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The more intense the stimulus the more '---------' the movements
rapid
13 of 20
a specialised cell that detects a stimulus and initiates a nerve impulse
receptor
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with little or no light
dark
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a transparent liquid which forms most of the world's streams and oceans
water
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the amount of water vapour in the air
humidity
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visible to the human eye and responsible for sight
light
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sight, smell, hearing and touch are all what?
senses
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taxis and kinesis are simple'----------' responses seen in organisms that can move
behavioural
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Other cards in this set

Card 2

Front

a random movement response to an environmental stimulus

Back

kineses

Card 3

Front

directional movement away from a stimulus

Back

Preview of the front of card 3

Card 4

Front

directional movement towards a stimulus

Back

Preview of the front of card 4

Card 5

Front

the type of taxis when the stimulus is light

Back

Preview of the front of card 5
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