Which of the following statements is/are correct about nitrogen bases in nucleic acids?…
Biology · NEET · NTA Exams — Biomolecules
Which of the following statements is/are correct about nitrogen bases in nucleic acids?
I. Adenine and guanine are purines
II. Thymine and cytosine are pyrimidines
III. Uracil replaces thymine in RNA
IV. Purines pair with pyrimidines in DNA
V. Adenine pairs with cytosine through three hydrogen bonds
Choose the correct answer from the options given below:
- I, II, III and V only
- II, III and IV only
- I, II, III and IV only
- II, III, IV and V only
Answer
(C) I, II, III and IV only
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