Practice question
Question
Which plant hormones are classified as primary metabolite exceptions?
Explanation
Pick B: Cytokinin, GA, ABA, brassinosteroids, strigolactones. Thinking through PLANT SEC METABOLITES step by step rules out the lookalikes and leaves Cytokinin, GA, ABA, brassinosteroids, strigolactones. Skip these: A) Auxin and ethylene; C) Salicylic acid and jasmonic acid; D) Only auxins. For hormones and genes, match the molecule or gene to its real role, not a neighboring pathway.