The Bending of the Stem of a Plant Towards a Source of Light is Caused by the Action of a Phytohormone Known as : (A) Abscisic Acid (B) Auxin (C) Gibberellins (D) Cytokinin - Science
The bending of the stem of a plant towards a source of light is caused by the action of a phytohormone known as :
(a) abscisic acid
Auxin causes phototropism, i.e., bending of plant stems towards the source of light.
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