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Question: Answered & Verified by Expert
$\mathrm{ABA}$ (Abscicis Acid) is called a stress hormone.
A. How does this hormone overcome stress conditions?
B. From where does this hormone get released in leave?
BiologyTransport in Plants
Solution:
2494 Upvotes Verified Answer
A. Stress hormone ABA (Abscisic Acid) induces closing of stomata, whenever there is scarcity of water available to the plant. This prevents the loss of water through transpiration by leaves. It also increases the tolerance of plants to various kinds of stresses.
B. (ABA) is released or transported from the stem apices to leaves.

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