This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chemistry of Nucleotides , Subject name: Biochemistry
Which base is not found in DNA: 
Select and explain. 
A. Adenine, B. Guanine, C. Cytosine, D. Uracil
D: Uracil
Answer: D: Uracil 
Explanation: Ans. D. UracilBoth DNA and RNA contain same type of purines namely Adenine (A) and Guanine (G). The pyrimidine, in DNA are Thymine (T) and Cytosine(C). The pyrimidines in RNA are Uracil (U) and Cytosine(C).