If a response is towards a stimulus it’s described as _______; if a response is away from the stimulus it’s described as _____.

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If a response is towards a stimulus it’s described as _______; if a response is away from the stimulus it’s described as _____.

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Thái Dương 4 years 2021-08-25T17:31:22+00:00 1 Answers 19 views 0

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  1. thienthi
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    2021-08-25T17:32:43+00:00
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    Answer: Positive tropism, negative tropism

    Explanation:

    Stimulus can be define as external and internal agent which generate a response in an organism. If the growth and action is towards the stimulus it is called as positive tropism. If the growth and action is away from the stimulus it is called as negative tropism. Example, the growth of the stem towards the sunlight is called positive tropism whereas the growth of the root away from the sunlight is called negative tropism. Here, sunlight is the stimulus.

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