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NEET Biology question

BiologyPlant Growth and DevelopmentNEET

I. Kinetin is a degradative substance from a DNA molecule. II. ABA is present in all plants, including lower plants. III. Low ratio of cytokinin to auxin favours root formation only. IV. ABA is synthesised catabolically through the glycolysis pathway. Choose the correct combination of options.

Answer: (C)

Solution

As established earlier (Q15), kinetin is indeed a degradation product of autoclaved herring-sperm DNA (statement I, true), and a low cytokinin : auxin ratio favours root formation in tissue culture (statement

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Question ID VK-114307