Sample MCQs
1. Which of the following is not a nitrogenous base found in DNA?
- A. Uracil
- B. Adenine
- C. Guanine
- D. Cytosine
Answer: A. Uracil
2. The structure of DNA was proposed by?
- A. Watson & Crick
- B. Hershey & Chase
- C. Rosalind Franklin
- D. Linus Pauling
Answer: A. Watson & Crick
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