The regulator which retards ageing/senescence of plant parts is
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The regulator which retards ageing/senescence of plant parts is
✓ Correct answer: a) cytokinin
ExplanationAnswer: A (cytokinin) Cytokinins are a class of plant hormones that promote cell division and differentiation.One of their most significant physiological effects is the ability to delay the process of aging, or senescence, in plant organs such as leaves, flowers, and fruits.This effect is sometimes referred to as the Richmond-Lang effect.Cytokinins achieve this by mobilizing nutrients to the treated area and maintaining metabolic activity.
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