tailieunhanh - Lecture Genetics: From genes to genomes - Chapter 1: Genetics - The study of biological information

Chapter 1 - Genetics: The study of biological information. This chapter includes contents: DNA - The fundamental information molecule of life, proteins: the functional molecules of life processes, complex systems and molecular interactions, molecular similarities of all life-forms, the modular construction of genomes, modern genetic techniques, human genetics. | Copyright © The McGraw-Hill Companies, Inc. Permission required to reproduce or display PowerPoint to accompany Genetics: From Genes to Genomes Fourth Edition Leland H. Hartwell, Leroy Hood, Michael L. Goldberg, Ann E. Reynolds, and Lee M. Silver Prepared by Mary A. Bedell University of Georgia Copyright © The McGraw-Hill Companies, Inc. Permission required to reproduce or display Hartwell et al., 4th ed., Chapter 1 Genetics: The study of biological information DNA: The Fundamental Information Molecule of Life Proteins: The Functional Molecules of Life Processes Complex Systems and Molecular Interactions Molecular Similarities of all Life-Forms The Modular Construction of Genomes Modern Genetic Techniques Human Genetics CHAPTER OUTLINE CHAPTER Introduction to Genetics in the Twenty-First Century CHAPTER Copyright © The McGraw-Hill Companies, Inc. Permission required to reproduce or display Hartwell et al., 4th ed., Chapter 1 Three levels of biological information DNA Macromolecule made of nucleic acids Repository of the genetic code Proteins Macromolecules made of amino acids Amino acid sequence determined by DNA sequence Biological systems Network of interactions between molecules or groups of cells Accomplish coordinated functions Copyright © The McGraw-Hill Companies, Inc. Permission required to reproduce or display Hartwell et al., 4th ed., Chapter 1 The biological information in DNA generates an enormous diversity of living organisms Fig. Copyright © The McGraw-Hill Companies, Inc. Permission required to reproduce or display Hartwell et al., 4th ed., Chapter 1 Complementary base pairs are a key feature of the DNA molecule G – C and A – T hydrogen bonds between each strand of the double helix The two strands of the double helix are in opposite orientation DNA is comprised of four nitrogenous bases [guanine (G), adenine (A), cytosine (C), and thymine (T)], a deoxyribose, and a phosphate Fig. . | Copyright © The McGraw-Hill Companies, Inc. Permission required to reproduce or display PowerPoint to accompany Genetics: From Genes to Genomes Fourth Edition Leland H. Hartwell, Leroy Hood, Michael L. Goldberg, Ann E. Reynolds, and Lee M. Silver Prepared by Mary A. Bedell University of Georgia Copyright © The McGraw-Hill Companies, Inc. Permission required to reproduce or display Hartwell et al., 4th ed., Chapter 1 Genetics: The study of biological information DNA: The Fundamental Information Molecule of Life Proteins: The Functional Molecules of Life Processes Complex Systems and Molecular Interactions Molecular Similarities of all Life-Forms The Modular Construction of Genomes Modern Genetic Techniques Human Genetics CHAPTER OUTLINE CHAPTER Introduction to Genetics in the Twenty-First Century CHAPTER Copyright © The McGraw-Hill Companies, Inc. Permission required to reproduce or display Hartwell et al., 4th ed., Chapter 1 Three levels