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In Tobacco callus, which one shall induc...

In Tobacco callus, which one shall induce shoot differentiation in combination of auxin and cytokinin

A

higher concentration of cytokinin and lower concentration of auxin

B

lower concentration of cytokinin and higher concentration of auxin

C

only cytokinin and no auxin

D

only auxin and no cytokinin

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The correct Answer is:
A
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