INTRODUCTION PART I STRUCTURES AND FUNCTIONS OF BIOMOLECULES Chapter 1 Structures and Functions of Nucleic Acids Section 1.1 The Monomeric Units of Nucleic Acids Nucleotides 1.1.1 Structure of Nucleotides 1.1.2 Properties of Nucleosides and Nucleotides Section 1.2 Structure of DNA 1.2.1 Primary Structure of DNA 1.2.2 Secondary Structure of DNA 1.2.3 Superhelix of DNA Section 1.3 Structure and Function of RNA 1.3.1 Structure of RNA 1.3.2 Types and Functions of RNAs Section 1.4 Properties of Nucleic Acids 1.4.1 Denaturation and Renaturation of Nucleic Acids 1.4.2 Hybridization Section 1.5 Catalytic RNA and DNA 1.5.1 Ribozymes 1.5.2 Deoxyribozymes Section 1.6 Genomics and the Human Genome Project 1.6.1 Characteristics of Eukaryotic Genome DNA 1.6.2 The Human Genome Project Summary Chapter 2 Structures and Functions of Proteins Section 2.1 Amino Acid Composition and Linkage in Proteins 2.1.1 Amino Acid Composition of Proteins 2.1.2 The Linkage Between Amino Acids in Protein Molecules 2.1.3 Biologically Active Peptides Section 2.2 Molecular Structure of Proteins 2.2.1 The Primary Structure of Proteins 2.2.2 Three-dimensional Structure of Proteins 2.2.3 The Molecular Structure of Collagen Section 2.3 Structure-Function Relationships of Protein 2.3.1 Relationships of Primary Structure and Function 2.3.2 Structure-Function Relationships of Myoglobin and Hemoglobin 2.3.3 Prion Protein and Protein Conformational Disease Section 2.4 Protein Physicochemical Properties and Principles of Purification 2.4.1 Protein Physicochemical Properties ……