You are part of a desert plant research team trying to discover crops that will be productive in arid climates.You discover a plant that produces a hormone under water-deficit conditions that triggers a suite of drought responses.Most likely the hormone is
A)ABA.
B)GA.
C)IAA.
D)2,4-D.

Question

Quizplus · Accepted Answer

ABA (abscisic acid) is known as the "stress hormone" because it is produced in response to water-deficit conditions and triggers a suite of drought responses in plants. Therefore, the most likely hormone produced by the plant in question is ABA. Choices B, C, and D are not known to be specifically associated with drought responses.

You Are Part of a Desert Plant Research Team Trying