(a) Auxins
(b) Cytokinins
(c) Salicylic acid
(d) Gibberellins
Answer: (c) Salicylic acid
Explanation: Salicylic acid is not a growth regulator, whereas auxins, cytokinins, and gibberellins are all examples of growth regulators.
1.0k questions
1.0k answers
22 comments
7.7k users