27. 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
詳解 (共 2 筆)
未解鎖
正確答案是 (C) 水楊酸 (sali...
阿摩線上測驗
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