During the photoperiodic induction,........ i | vedclass

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(A) Photoperiodism is the physiological response of plants to the relative lengths of light and dark periods. It is observed that the perception of th

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Florigen

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(A) Photoperiodism is the physiological response of plants to the relative lengths of light and dark periods. It is observed that the perception of the photoperiodic stimulus occurs in the leaves. From the leaves,a chemical substance known as $Florigen$ is translocated to the shoot apices (shoot buds) to induce the transition from vegetative growth to reproductive growth (flowering). Therefore,$Florigen$ is the hypothetical hormone responsible for flowering.

During the photoperiodic induction,$........$ is translocated from leaves to shoot buds to induce flowering.

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