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What is Abscisic Acid in Biology? PDF | Download eBooks

Learn Abscisic Acid definition in biology with explanation to study “What is Abscisic Acid”. Study abscisic acid explanation with biology terms to review biology course for online degree programs.

Abscisic Acid Definition:

  • Almost all plant cells have the ability to synthesize abscisic acid, and its presence has been detected in every major organ and living tissue; it may be transported in the phloem or xylem.

    Campbell Biology by J.B. Reece, L.A. Urry, M.L. Cain, S.A. Wasserman, P.V. Minorsky, R.B. Jackson

Abscisic Acid Explanation:

ABA has several functions. It Inhibits growth, promotes stomatal closure during drought stress, promotes seed dormancy and inhibits earlygermination, promotes leaf senescence and promotes desiccation tolerance.

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