Which of the following correctly represents hydrogen bonded pairs in DNA?

1. $\mathrm{G}=\mathrm{C} ; \mathrm{T} \equiv \mathrm{A}$
2. $\mathrm{G}=\mathrm{C} ; \mathrm{T}=\mathrm{A}$
3. $\mathrm{G} \equiv \mathrm{C} ; \mathrm{T} \equiv \mathrm{A}$
4. $\mathrm{G} \equiv \mathrm{C} ; \mathrm{T}=\mathrm{A}$

Asked in: AP EAMCET 2023 (18 May Shift 1)

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