PLANT PHYSIOLOGY
PLANT MOVEMENT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Something that causes a positive or negative response in an organism is called ____
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conversion
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stimulus
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reaction
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photosynthesis
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Explanation:
Detailed explanation-1: -In physiology, a stimulus is a detectable change in the physical or chemical structure of an organism’s internal or external environment. The ability of an organism or organ to detect external stimuli, so that an appropriate reaction can be made, is called sensitivity (excitability).
Detailed explanation-2: -A stimulus is anything that can trigger a physical or behavioral change. The plural of stimulus is stimuli. Stimuli can be external or internal. An example of external stimuli is your body responding to a medicine.
Detailed explanation-3: -Final answer: The reaction to a stimulus is called response.
There is 1 question to complete.