Phototropic curvature is the result of uneven | vedclass

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(A) The term 'Auxin' is a collective term used for substances that promote cell elongation and growth in plants.$IBA$ (Indole$-3-$butyric acid) is a w

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$IBA$

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(A) The term 'Auxin' is a collective term used for substances that promote cell elongation and growth in plants.$IBA$ (Indole$-3-$butyric acid) is a well-known synthetic auxin.$C_2H_4$ (Ethylene) is a gaseous plant hormone involved in fruit ripening.$ABA$ (Abscisic acid) is a plant growth inhibitor.$GA_3$ (Gibberellic acid) is a type of gibberellin,which is a different class of plant growth regulators.Therefore,$IBA$ is the correct answer as it belongs to the auxin class.

Phototropic curvature is the result of uneven distribution of auxin. The term 'Auxin' is applied to which of the following?

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