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    Exam 22: Reproduction and Development of Flowering Plants
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    The Plant Hormone That Triggers the Withering of Petals and Stamens
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The Plant Hormone That Triggers the Withering of Petals and Stamens

Question 44

Question 44

Multiple Choice

The plant hormone that triggers the withering of petals and stamens and promotes fruit ripening is


A) abscisic acid.
B) cytokinin.
C) gibberellin.
D) auxin.
E) ethylenE.

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