NEET UG BIOLOGY MCQ: CELL-THE UNIT OF LIFE

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If there are 120 adenine molecules in a B-DNA double helical structure showing 20 coils, what is the number of pyrimidine nucleotides forming three hydrogen bonds in it?

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Correct option: A

Option D (All of these) is correct because secondary metabolites can be found in plant, fungal, and microbial cells.

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