Leaf fall (abscission) occurs when the:

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Biology · Plant Physiology

Leaf fall (abscission) occurs when the:

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amount of auxin decreases.

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amount of gibberellic acid decreases.

Answer 2

amount of abscisic acid decreases.

Answer 3

amount of auxin increases.

Answer 4

amount of auxin decreases.

Leaf fall (abscission) occurs when the:

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