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Abscisic Acid

ABA, is invol...

Question

ABA, is involved in

A

Dormancy of seeds

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B

Root elongation

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C

Shoot elongation

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D

Increased cell- division

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Solution

The correct option is A
Dormancy of seeds

ABA in the bud acts to enforce dormancy so if an unseasonably warm spell occurs before winter is over, the buds will not sprout prematurely. Only after a prolonged period of cold or the lengthening days of spring will bud dormancy be lifted.

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