Both abscisic acid and gibberellin are synthesized from acetyl CoA.
Identify the correct statement related to gibberellins
1. Gibberellins are diterpenoid acids.
2. Gibberellins are synthesized from Acetyl CoA
3. GA3 is called gibberellic acid
4. Transport of gibberellins is polar
Question 20 The substance that triggers the fall of mature leaves and fruits from plants is (a) auxin (b) gibberellin (c) abscisic acid (d) cytokinin