A) roots
B) leaves
C) fruits
D) stems
Correct Answer: A
Solution :
The first natural cytokinin was discovered by Letham et al 1963 as Zeatin. About 18 cytokinins have also been discovered e.g. dihydrozeatin, IPA, benzyl adenine. Cytokinin synthesis occurs in roots and endosperm of seed. Cocount milk has cytokinin like properties.
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