1. Introduction to Biochemistry

Which pentose sugar is found in RNA?

Which sugar is found in DNA, and which is found in RNA?

When nucleotides polymerize to form a nucleic acid, ________.

Which organic molecules are composed of a nitrogenous base, a monosaccharide, and a phosphate group?

Which sugar is found in the backbone of DNA?

In nucleic acids, what type of bonds connect the deoxyribose sugars to the phosphate groups in the backbone of DNA?

Which type of bond is formed between nucleotides during the synthesis of a new DNA strand?

Why do retroviruses like HIV encode reverse transcriptase in their genomes?

Which sugar is found in the backbone of DNA?

Which sugar is found in the backbone of DNA?

Which sugar is found in DNA?

Which of the following best describes the structural difference between ATP and dATP?

Which organic molecule carries the hereditary information for cells?

Which of the following best describes the difference between NAD$^+$ and NADH?

Which of the following substances is classified as a nucleic acid?