Biological Molecules (Paperback)

1 Basic principles.- 1.1 Introduction: Life is based on carbon.- 1.2 Chemical bonds.- 1.3 The properties of water.- 1.4 Energy.- 1.5 Biological organization.- 1.6 Interactions between protein and other molecules.- 1.7 Overview.- Answers to exercises.- Questions.- 2 Globular proteins.- 2.1 Introduction.- 2.2 General functions of proteins.- 2.3 Structure of proteins.- 2.4 Forces that stabilize protein molecules.- 2.5 Protein folding.- 2.6 Molecular activity of proteins: myoglobin and haemoglobin.- 2.7 Protein denaturation.- 2.8 Overview.- Answers to exercises.- Questions.- 3 Fibrous proteins.- 3.1 Introduction.- 3.2 Keratins and silks.- 3.3 Collagen.- 3.4 Elastin.- 3.5 Overview.- Answers to exercises.- Questions.- 4 Enzyme kinetics.- 4.1 Introduction.- 4.2 The principles of catalysis.- 4.3 Kinetics of enzyme-catalysed reactions.- 4.4 Inhibition of enzyme activity.- 4.5 Control of enzyme activity.- 4.6 Overview.- Answers to exercises.- Questions.- 5 Enzyme mechanisms.- 5.1 Introduction.- 5.2 Enzyme structure and classification.- 5.3 The active site.- 5.4 Specificity of enzymes.- 5.5 Mechanisms of catalysis.- 5.6 General comments about enzyme mechanisms.- 5.7 Enzyme families.- 5.8 Overview.- Answers to exercises.- Questions.- 6 Polysaccharides.- 6.1 Introduction.- 6.2 Distinguishing features of polysaccharides.- 6.3 Specific polysaccharides.- 6.4 Overview.- Answers to exercises.- Questions.- 7 Lipids: structures and functions.- 7.1 Introduction.- 7.2 Classification of lipids.- 7.3 Simple lipids.- 7.4 Complex lipids.- 7.5 Polyprenyl lipids.- 7.6 Overview.- Answers to exercises.- Questions.- 8 Nucleic acids.- 8.1 Introduction.- 8.2 Discovery of nucleic acids.- 8.3 Molecular composition of nucleic acids.- 8.4 Nucleic acids.- 8.5 Structure of DNA.- 8.6 Alternative structures of DNA.- 8.7 Dynamic structure of DNA.- 8.8 Base pairing in RNA.- 8.9 Biological functions of nucleic acids.- 8.10 Replication of DNA.- 8.11 Enzymic hydrolysis of nucleic acids.- 9.12 Overview.- Answers to exercises.- Questions.- Answer to questions.