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20 August, 11:54

Phototropism and geotropism are controlled by which type of plant growth chemical?

auxin

cytokinin

gibberellin

thigmotrope

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  1. 20 August, 15:50
    0
    The answer will either be auxin or thigmotrope, though it's most likely auxin. Thigmotrope would most likely be for thigmotropism, a plant's response to touch.
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