A) ethylene
B) gibberellin
C) cytokinin
D) abscisic acid
Correct Answer: C
Solution :
Cytokinin is also known as cell division hormone it brings about the process of cell division in plants. The ratio of cytokinin to auxin controls the process of cell differentiation. A higher cytokinin to auxin ratio brings about the shoot formation while a higher auxin to cytokinin ratio brings about root development. When both of these are present in relatively equal quantities although the cells divide but fail to differentiate.
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