NEET Biology question

In tissue culture, roots can be induced by

(A)Lower concentration of cytokinin and higher concentration of auxinCorrect
(B)Only cytokinin and no auxins
(C)No cytokinin and only auxins
(D)Higher concentration of cytokinin and lower concentration of auxins

Answer: (A)

Solution

In callus culture, organ differentiation is controlled by the relative auxin-to-cytokinin ratio: a higher auxin and lower cytokinin concentration favours root

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Question ID VK-125369