Which one of the following phytohormones prom | vedclass

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(D) Cytokinins are a class of plant growth substances (phytohormones) that promote cell division or cytokinesis in plant roots and shoots.One of the m

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Cytokinin

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(D) Cytokinins are a class of plant growth substances (phytohormones) that promote cell division or cytokinesis in plant roots and shoots.One of the most significant physiological effects of cytokinins is their ability to promote nutrient mobilization.This mobilization of nutrients helps in delaying leaf senescence (the aging process of leaves) by maintaining the synthesis of proteins and chlorophyll,thereby keeping the leaves green for a longer period.This phenomenon is also known as the Richmond-Lang effect.

Which one of the following phytohormones promotes nutrient mobilization which helps in the delay of leaf senescence in plants?

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