General Science • BiologyMedium
Which plant hormone promotes cell division, delays leaf senescence, and helps overcome apical dominance?
A. Auxin
B. Gibberellin
C. Cytokinin✓ Correct Answer
D. Ethylene
💡 Solution & Explanation
Cytokinins promote cytokinesis (cell division), stimulate lateral bud growth, and delay senescence in plant leaves. Auxins primarily regulate apical dominance and cell elongation, countering the lateral growth promoted by cytokinins.
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