The transduction pathway that activates systemic acquired resistance in plants is initially signaled by
A) antisense RNA.
B) Pfr phytochrome.
C) salicylic acid.
D) abscisic acid.
E) red, but not far-red, light.

Question

Quizplus · Accepted Answer

The transduction pathway that activates systemic acquired resistance in plants is initially signaled by salicylic acid. Salicylic acid acts as a signaling molecule and triggers a cascade of responses that activate defense responses throughout the plant.

The Transduction Pathway That Activates Systemic Acquired Resistance in Plants