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In a DNA molecules, adenine nitrogenous base in one strand form a link in the opposite strand with which one of the following nitrogenous wastes?

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In a DNA molecules, adenine nitrogenous base in one strand form a link in the opposite strand with which one of the following nitrogenous wastes? Answer: Thymine

In a DNA molecule, adenine (A) always pairs with thymine (T) in the opposite strand, not a nitrogenous waste. These nitrogenous bases pair through hydrogen bonds: adenine and thymine form two hydrogen bonds, while guanine (G) and cytosine (C) form three.

Question context

This question is part of 📚 General Knowledge within the broader 🌐 Current Affairs & GK subject and appears in the ETEA Educational Testing and Evaluation Agency preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.