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1 April, 20:49

What causes plants to respond positively to sunlight?

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Answers (2)
  1. 1 April, 21:25
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    Auxin. Cells on the plant that are farthest from a light source have a chemical called auxin cause the cells to elongate. The plant bends towards the light.
  2. 2 April, 00:39
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    Auxin causes plants to respond positively to sunlight because these are chemicals in plants that are far from a light resource, which causes the plant to bend towards the sun.
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