Which of the following growth regulators is a | vedclass

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(B) Plant growth regulators are chemical substances that control growth and development in plants.Cytokinins are a class of plant growth substances th

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Cytokinin

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(B) Plant growth regulators are chemical substances that control growth and development in plants.Cytokinins are a class of plant growth substances that promote cell division,or cytokinesis,in plant roots and shoots.Chemically,cytokinins are adenine derivatives (specifically $N^6$-substituted adenine derivatives).Examples include zeatin,which was isolated from corn kernels and coconut milk.Therefore,the correct answer is $B$.

Which of the following growth regulators is an adenine derivative?

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