INTRODUCTION............................................................................... 3
CHAPTER I. MOLECULAR BIOLOGY AS A SCIENCE ……….. 5
1.1.§. The essence, purpose, tasks and history of development of
molecular biology.......................................................... ......................
5
1.2.§. Concepts in molecular biology....................................................
9
CHAPTER II. PROTEINS................................................................ 14
2.1.§. General classification of proteins................................................. 14
2.2.§. Classification of proteins............................................................. 16
2.3.§. Amino acid composition of proteins and classification of amino
acids…………………………………………………………………………
17
2.4.§. Protein-rich bonds........................................................................ 23
2.5.§. Structures of protein molecules.................................................... 26
2.6.§. Primary structure of proteins........................................................ 26
2.7.§. Secondary structure of proteins.................................................... 27
2.8.§. Tertiary structure of proteins........................................................ 28
2.9.§. The quaternary structure of proteins............................................. 29
CHAPTER III. GENETIC ROLE OF NUCLEIC ACIDS ….…….. 32
3.1.§. History and classification of nucleic acids.................................... 32
3.2.§. Ways of passing genetic information............................................ 35
3.3.§. Proteins are the basis of species and individuality. ....................... 39
3.4.§. Ring and superspiral DNA molecules........................................... 41
3.5.§. The primary structure of DNA..................................................... 45
3.6.§. The secondary structure of DNA.................................................. 47
3.7.§. The tertiary structure of DNA...................................................... 48
3.8.§. Nucleosides and nucleotides......................................................... 50
3.9.§. Chromatin structure..................................................................... 61
3.10.§. Ribonucleic Acids (RNA)…....................................................... 65
3.11.§. Properties and functions of information, transport and
ribosomal RNA....................................................................................
70
