Name the four bases that are present in DNA. Name the four bases that are present in RNA. Which of the bases present in nucleotides are purines? Which of the bases present in nucleotides are...

Name the four bases that are present in DNA. Name the four bases that are present in RNA. Which of the bases present in nucleotides are purines? Which of the bases present in nucleotides are pyrimidines? Draw the phosphate monoester in Figure 13.1 as it would appear at low pH.