Prescott's Microbiology, 10th edition by Joanne Willey, Linda Sherwood, Christopher Woolverton PDF free download

Topics: Microbiology, Microbial Structure, Microscopy, Specimen Preparation, Prokaryotic Cell, Eukaryotic Cell, Microbial Nutrition, Microbial Growth, Metabolism, Energy, Enzymes, Energy Release, energy Conservation, microbial molecular biology, genetics, genes, gene replication, gene mutation, gene expression, gene regulation, microbial recombination, microbial plasmids, DNA technology, genomics, Recombinant DNA Technology, microbial genomics, viruses, Bacteriophages, Microbial Taxonomy, archaea, Deinococci, Nonproteobacteria Gram Negatives, Proteobacteria, Fungi, Eumycota, Slime Molds, Water Molds. algae, protozoa, ecology, symbiosis, Normal Microbiota Resistance, Nonspecific Host Resistance, Specific Immunity, Medical Immunology, Antimicrobial Chemotherapy, Clinical Microbiology, microbial diseases, food microbiology, industrial microbiology, Biotechnology

Topics: Medical Microbiology, microbial biology, infection, prokaryotic cells, eukaryotic cells, bacterial life cycle, bacterial growth, bacterial physiology, sterilization, disinfection, antimicrobial agents, antibacterial agents, antifungal agents, antiviral agents, Antiparasitic agents, antimicrobial sensitivity tests, bacterial genetics, mutation, gene transfer, plasmids, transposons, integrons, genomic islands, genetic mapping, antibiotic resistance, virus-cell interaction, abortive infections, latency, immunity, antigenic determinants, antigenic specificity, immunoglobulins, antigen recognition, innate immunity, acquired immunity, Lymphocyte trafficking, cellular activation, Humoral immunity, Cell-mediated immunity, immune responses, Immunodeficiency, Hypersensitivity, Autoimmunity, Immunopathology, vaccines, Parasitic infections, Pathogenesis, Pathogenic mechanisms, Immune defence mechanisms, host defenses, Bacterial pathogenicity, Staphylococcus, Skin infections, osteomyelitis, bloodstream infection; food poisoning, foreign body infections, Staphylococcus aureus, Coagulase-negative staphylococci, Streptococcus, enterococcus, Pharyngitis, scarlet fever, skin infections, soft tissue infections, streptococcal toxic shock syndrome, pneumonia, meningitis, urinary tract infections, rheumatic fever, post-streptococcal glomerulonephritis, Coryneform bacteria, listeria, erysipelothrix, Diphtheria, listeriosis, erysipeloid, mycobacterium, tuberculosis, leprosy, Environmental mycobacteria, Opportunist disease, Actinomyces, nocardia, tropheryma, Actinomycosis, nocardiasis, Whipple’s disease, Bacillus, Anthrax, food poisoning, Neisseria, moraxella, Meningitis, septicemia, gonorrhoea, respiratory infections, salmonella, Shigella, Bacillary dysentery, Escherichia, Urinary tract infection, travellers’ diarrhoea, haemorrhagic colitis, haemolytic uraemic syndrome, Klebsiella, enterobacter, proteus, enterobacteria, Pneumonia, urinary tract infection, opportunist infection, Pseudomonads, Vibrio, mobiluncus, gardnerella, spirillum, Cholera, vaginosis, rat bite fever, Haemophilus, Respiratory infections, chancroid, Bordetella, Whooping cough, Legionella, Legionnaires’ disease, Pontiac fever, Brucella, bartonella, streptobacillus: Brucellosis, Oroya fever, trench fever, cat scratch disease, bacillary angiomatosis, Yersinia, pasteurella, francisella, Plague, pseudotuberculosis, mesenteric adenitis, pasteurellosis, tularaemia, Non-sporing anaerobes, Wound infection, periodontal disease, normal flora, Treponema, borrelia, Syphilis, yaws, relapsing fever, Lyme disease, Chlamydia, Genital infections, ocular infections, infertility, atypical pneumonia, Rickettsia, orientia, ehrlichia, anaplasma, coxiella, Typhus, spotted fevers, scrub typhus; ehrlichioses, Q fever, Mycoplasmas, Respiratory tract infections, genital tract infections, Adenoviruses, Respiratory disease, conjunctivitis, gut infections, Poxviruses, immunization

Topics: Microorganisms, microbial cell structure, microbial cell function, microbial microbial growth, virus, molecular information flow, protein processing, microbial regulatory systems, Bacteria genetics, Archaea genetics, microbial genomics, viral genomics, viral diversity, biotechnology, synthetic biology, microbial evolution, genome dynamics, bacteria, archaea, Microbial Eukarya, microbial ecosystems, nutrient cycles, Microbial symbioses, microbes, plants, animals, Microbial infection, Microbial pathogenesis, innate immunity, adaptive immunity, immune disorders, antimicrobial therapy, infectious disease, epidemiology, public health, bacterial disease, viral disease, Eukaryotic Pathogens, Fungi, Protozoa, Helminths

Topics: Microbial Ecology, microfossils, microorganism diversity, Archaeal Diversity, Fungal Diversity, protist diversity, Algal Diversity, Viral Diversity, cell physiology, metabolism, cell movement, chemotaxis, Bioelectrochemical Activities, energetics, Heterotrophs, Chemolithotrophs, Photophosphorylation, Bacteriorhodopsin Reaction, microbial habitat, Aquatic Habitats, Soil Habitats, microscopy, Molecular Phylogenetics, Metagenomics, Environmental Proteomics, Microbial Interactions, Symbiotic Associations, Mycorrhizae, Nitrogen-Fixing Bacteria, Parasitism, mutalism, microbial communities, biomats, biofilms, Species Diversity, food webs, Primary Production, Energy Flow, Nitrogen Cycling, Sulfur Cycling, Phosphorus Cycling, Iron Cycling, bioremediation, genetic engineering, Xenobiotics degradation

Topics: Bacteria, Aerobic Gram-Positive Cocci, Aerobic Gram-Positive Rods, Acid-Fast Bacteria, Aerobic Gram-Negative Cocci, Coccobacilli, Aerobic Fermentative Gram-Negative Rods, Aerobic Nonfermentative Gram-Negative Rods, Anaerobic Bacteria, Spiral-Shaped Bacteria, Intracellular Bacteria, virus, Human Immunodeficiency Virus, Human Herpesvirus, Respiratory Virus, Hepatitis Virus, Gastrointestinal Virus, Systemic Dimorphic Fungi, Opportunistic Fungi, parasites, protozoa, nematodes, trematodes, cestodes, arthropods, Antibacterial Agents, Staphylococcus aureus, β-Hemolytic Streptococci, Streptococcus pneumoniae, Viridans Streptococci, Bacillus anthracis and Bacillus cereus, Listeria monocytogenes, Corynebacterium diphtheriae, Acid-Fast Organisms, Mycobacterium tuberculosis, Mycobacterium leprae, Mycobacterium avium Complex, Nocardia Species, Neisseria gonorrhoeae, Neisseria meningitidis, Eikenella corrodens, Kingella kingae, Moraxella catarrhalis, Haemophilus influenzae, Acinetobacter baumannii, Bordetella pertussis, Francisella tularensis, Brucella Species, cutaneous Fungi, Subcutaneous Fungi, Escherichia coli, Klebsiella pneumoniae, Proteus mirabilis, Salmonella Species, Shigella Species, Yersinia pestis, Vibrio cholerae, Pseudomonas aeruginosa, Burkholderia cepacia, Stenotrophomonas maltophilia, Clostridium tetani, Clostridium botulinum, Clostridium perfringens, Clostridium difficile, Bacteroides fragilis, Campylobacter jejuni, Helicobacter pylori, Treponema pallidum, Borrelia burgdorferi, Leptospira Species, Rickettsia rickettsii, Ehrlichia chaffeensis, Coxiella burnetii, Chlamydia trachomatis, Herpes Simplex Virus, Varicella-Zoster Virus, Cytomegalovirus, Epstein-Barr Virus, Human Herpesviruses, Rhinoviruses, Coronaviruses, Influenza Viruses, Paramyxoviridae, Parainfluenza Viruses, Respiratory Syncytial Virus, Human Metapneumovirus, Adenovirus, Rotavirus, Norovirus, Sapovirus, Astrovirus

Topics: Microbiology, microscopy, cell structure, microbial growth, microbial metabolism, fueling cell growth, Bacterial genetics. biotechnology, bacteria, archaea, virus, viroid, prion, innate immune response, adaptive immune response, immunological disorders, epidemiology, antimicrobial medications, infectious diseases, respiratory system infections, skin infection, wound infection, digestive system infections, blood infections, lymphatic infections, nervous system infections, genitourinary tract infections, applied microbiology, microbial ecology, environmental microbiology, wastes, food microbiology

Topics: Soil Microbiology, soil habitat, soil solution chemistry, bacteria, archaea, Phylogeny, Biodegradation Capacity, soil fungi, Fungal Communities, Soil Fauna, Microfauna, Mesofauna, Macrofauna, Macroarthropods, protozoa, rotifera, nematoda, Microarthropods, Enchytraeids, DNA Reassociation Kinetics, soil biota, Microbial Metabolism, Plant-Soil Biota Interactions, carbo cycling, Rhizosphere, Geological Carbon Cycle, biological Carbon Cycle, Light Microscopy, Scanning Electron Microscopy, Transmission Electron Microscopy, Atomic Force Microscopy, X-Ray Spectro-Microscopy, X-Ray Computed Microtomography, Reaction Kinetics

Topics: Biochemistry, Water, Buffers, Acid-Base Chemistry, carbohydrates, Polysaccharides, lipids, fatty acids, amino acids, Peptides, proteins, collagen, elastin, glycoproteins, plasma proteins, Immunoglobulins, enzymes, enzyme catalysis, Enzyme Kinetics, enzyme activity, Isoenzymes, cell structure, Biological Membranes, metabolism, bioenergetics, Tricarboxylic Acid Cycle, Glycolysis, Gluconeogenesis, Glycogen Metabolism, Pentose Phosphate Pathway, Uronic Acid Pathway, Lipid Metabolism, Adipose Tissue Metabolism, Lipoproteins, Fatty Liver Syndrome, Atherosclerosis, Prostaglandins, Amino Acid Metabolism, Protein Metabolism, nitrogen metabolism, Electron Transport Chain, Oxidative Phosphorylation, Mitochondrial Membrane Transporters, Mitochondrial Myopathies, Diabetes Mellitus, Porphyrin, Bile Pigments, haem, Jaundice, Haemoglobin, Myoglobin, Haemoglobinopathies, anaemias, vitamins, Water-soluble Vitamins, Fat-soluble Vitamins, minerals, Mineral Deficiency, Nucleic Acid Chemistry, Nucleotide Metabolism, Purine Metabolism, nucleotides, Pyrimidine Metabolism, Molecular Biology, DNA Structure, Genetic Role, Genetic Replication, Genetic Recombination, genetic code, protein targeting, Prokaryotic Gene Expression, Molecular Genetics, genetic diseases, Eukaryotic Chromosome, Gene Expression, DNA Amplification, DNA Cloning, Blotting Techniques, Nucleotide Probes, DNA Library, Recombinant DNA Technology, Genetic Engineering, Restriction Fragment Length Polymorphism, Polymerase Chain Reaction, Gastrointestinal Pathobiochemistry, digestion, absorption, organ function test, liver function test, Free Radical Scavenger Systems, free radicals, energy metabolism, energy nutrition, calorific values, balanced diet, Biochemical Endocrinology, Hormone Receptors, neurotransmitters, hormones, Hypothalamus-pituitary System, Hypothalamic Hormones, Gastrointestinal Hormones, androgens, oestrogens, progesterone, Calcium, phosphorus, cancer, Oncoproteins, immunology, Tumor Markers, Antigens, Immunogens, immune system, immune responses, Immunoglobulins, Immunological Techniques, Immunologic Dysfunction, thyroid function tests, adrenal function tests, renal function tests

Topics: cell structure, cell function, Prokaryotic Cells, Eukaryotic Cells, atoms, chemical bonds, chemical reactions, Water, Acids, Bases, Salts, Photosynthesis, Carbohydrate Catabolism, metabolic functions, microbial nutrition, microbial growth, microbial metabolism, microbial genetics, gene function, Genomes, genetic recombination, genetic transfer, Recombinant DNA Technology, Microbial Control, Antimicrobial Drugs, Protozoa, fungi, algae, water molds, Parasitic Helminths, Vectors, viroid, prion, virus, viral replication, infectious disease, innate immunity, Epidemiology, infection, Pathogenic Gram-Positive Bacteria, immunization, immune testing, serological tests, antigens, Staphylococcus, Streptococcus, Enterococcus, Rickettsias, Chlamydias, Spirochetes, Vibrios, Patogenic Gram-Negative Cocci, Bacilli, Pathogenic Fungi, Pathogenic RNA Viruses, parasite, vector, Environmental Microbiology, applied microbiology, Food Microbiology, Industrial Microbiology, Papillomaviridae, Polyomaviridae, Adenoviridae, Hepadnaviridae, Parvoviridae, Propionibacterium

Topics: Microbiology, Flora, pathogenicity, diagnostic microbiology, vaccines, antimicrobial agent, bacteria, bacterial structure, bacteria growth, bacteria metabolism, bacterial genetics, Staphylococci, Streptococci, Gram-Positive Rods, Neisseriae, Gastrointestinal Gram-Negative Rods, Clostridia, Anaerobic Rods, Spirochetes, Mycoplasma, Chlamydiae, Mycobacteria, Actinomycetes, Rickettsia, Ehrlichia, Anaplasma, Coxiella, Helminths, fungi, parasites, protozoa, viruses, DNA virus, Nonenveloped DNA Viruses, Enveloped DNA Viruses, Hepatitis B, Hepatitis D, Positive-Strand RNA Viruses, Retroviruses, Negative-Strand RNA Viruses, Double-Stranded RNA Viruses, Reoviridae, Unconventional Infectious Agents

Topics: Microbiology, Microscopy, Morphology of Bacteria, Physiology of Bacteria, Sterilization, Disinfection, culture media, Culture Methods, bacterial culture, bacterial taxonomy, infection, immunity, immunology, antigens, antibodies, immunoglobulins, complement system, Antigen-Antibody Reactions, Immune Response, immune system, Immunodeficiency Diseases, Hypersensitivity Reactions, autoimmunity, Immunohematology, Systemic Bacteriology, Staphylococcus, Streptococcus, Enterococcus, Pneumococcus, Diplococcus pneumoniae, Neisseria, Moraxella, Corynebacterium, bacillus, Clostridium, Nonsporing Anaerobes, Mycobacterium tuberculosis, Mycobacterium leprae, Nontuberculous Mycobacteria, Actinomycetes, Nocardia, Enterobacteriaceae, Escherichia, Klebsiella, Proteus, shigella, Tribe Proteae, salomonella, Vibrio, Aeromonas, Pleisomonas, Campylobacter, Helicobacter, Pseudomonas, Stenotrophomonas, Burkholderia, Legionella, Yersinia, Pasteurella, Francisella, Haemophilus, Bordetella, brucella, Spirochetes, Mycoplasma, Ureaplasma, Miscellaneous Bacteria, Rickettsiaceae, Bartonellaceae, Coxiella, Virology, Virus-Host Interactions, Viral Infections, Laboratory Diagnosis, Prophylaxis, Chemotherapy of Viral Diseases, Bacteriophages, Poxviruses, Herpesviruses, Adenoviruses, Papovaviruses, parvovirus, picornaviruses, Orthomyxovirus, Paramyxoviruses, Arboviruses, Rhabdoviruses, Hepatitis Viruses, RetrovirusesHuman Immunodeficiency Virus, Slow Virus, Prion Diseases, Oncogenic Viruses, Medical Mycology, Systemic Mycoses, Opportunistic Mycoses, Mycotoxicosis, Infective Syndrome.Hospital-Acquired Infection, Antimicrobial Therapy, Antibiotic Sensitivity Tests, Antimicrobial Chemotherapy, Immunoprophylaxis, Hospital Waste Management, Molecular Detection of Microorganisms, Diagnostic Medical Microbiology

Topics: Atoms, Molecules, cell, Biological Membrane, cell Communication, Energy, Metabolism, photosynthesis, ATP, Chromosomes, Mitosis, Meiosis, heredity, DNA, Gene expression, Gene regulation, Gene, DNA technology, Genome, genetic, Evolution, Darwinian Evolution, Evolutionary Change, Speciation, Macroevolution, primate, virus, bacteria, archaea, protist, seedless plant, seed plant, fungi, Animal Diversity, Sponges, Cnidaria, Ctenophore, Protostome, Deuterostome, Plant Structure, Plant growth, Plant development, leaf structure, leaf function, root, stem, flower, Neural Signaling, sensory system, internal transport, immune system, Gas exchange, Processing food, osmoregulation, Immune system, nutrition, Endocrine regulation, reproduction, ecology, ecosystem, Animal development, Animal behavior

Topics: biochemistry, enzymes, cellular metabolism, anabolism, endothermic metabolism, exothermic metabolism, aerobic metabolism, anaerobic metabolism, glycolysis, fermentation, respiration, tricarboxylic acid cycle, electron transport, oxidative phosphorylation, molecular biology, nucleic acids, DNA, RNA, DNA replication, protein synthesis, genetic engineering, gene cloning, gene therapy, plant science, biotechnology, autotrophic nutrition, photosynthesis, cell cycle, cell division, mutation, tissue culture, transgenic plants, heterotrophic nutrition, evolution, variation, microbiology, antimicrobial resistance

Topics: Medical Microbiology, human microbiome, sterilization, disinfection, antisepsis, microscopy, molecular diagnosis, serologic diagnosis, immune response, innate host responses, Antigen-Specific Immune Responses, Antimicrobial Vaccines, bacteriology, Bacterial Metabolism, bacterial Genetics, Antibacterial Agents, Staphylococcus, Gram-Positive Cocci, Streptococcus, Enterococcus, Bacillus, Listeria, Mycobacterium, Acid-Fast Bacteria, Neisseria, Haemophilus, Enterobacteriaceae, Pseudomonas, vibrio, Campylobacter, Helicobacter, Gram-Negative Rods, Clostridium, Non–Spore-Forming Anaerobic Bacteria, Treponema, Borrelia, Leptospira, Mycoplasma, Rickettsia, Ehrlichia, Chlamydia, virology, Viral Pathogenesis, Antiviral Agents, Infection Control, Papillomaviruses, Polyomaviruses, Adenoviruses, Human Herpesviruses, Poxviruses, Parvoviruses, Picornaviruses, Coronaviruses, Noroviruses, Paramyxoviruses, Orthomyxoviruses, Rhabdoviruses, Filoviruses, Bornaviruses, Reoviruses, Togaviruses, Flaviviruses, Bunyaviridae, Arenaviridae, Retroviruses, Hepatitis Viruses, Prion Diseases, mycology, Fungi, Antifungal Agents, Superficial Mycoses, Cutaneous Mycoses, Subcutaneous Mycoses, Opportunistic Mycoses, Parasitology, Antiparasitic Agents, Intestinal Protozoa, Urogenital Protozoa, Nematodes, Trematodes, cestodes, Arthropods

Topics: Genetics, mitosis, meiosis, Mendelian genetics, Mendelian ratios, sex determination, sex chromosomes, chromosome mutation, Chromosome Mapping, genetic analysis, DNA structure, DNA analysis, DNA Replication, Chromosome Structure, DNA Sequence Organization, genetic code, genetic transcription, translation, proteins, gene mutation, DNA repair, transposition, Gene expression, Regulation of Gene Expression, Eukaryotes, Bacteria, Recombinant DNA Technology, Genomics, Bioinformatics, Proteomics, cancer genetics, Quantitative Genetics, Multifactorial Traits, Population, Evolutionary Genetics

Topics: Genetics, mitosis, meiosis, Mendelian genetics, Mendelian ratios, sex determination, sex chromosomes, chromosome mutation, Chromosome Mapping, genetic analysis, DNA structure, DNA analysis, DNA Replication, Chromosome Structure, DNA Sequence Organization, genetic code, genetic transcription, translation, proteins, gene mutation, DNA repair, transposition, Gene expression, Regulation of Gene Expression, Eukaryotes, Bacteria, Recombinant DNA Technology, Genomics, Bioinformatics, Proteomics, cancer genetics, Quantitative Genetics, Multifactorial Traits, Population, Evolutionary Genetics

Topics: Human Genetics, genomics, genomes, cells, cell components, cell division, cell death, stem cells, human microbiome, transmission genetics, meiosis, development, aging, reproductive system, gametes, prenatal development, birth defects, maturation, pedigree analysis, Mendel's law, mitochondrial genes, Sex-influenced traits, DNA structure, DNA replication, Sequencing DNA, multifactorial traits, genes, behavior, sleep, intelligence, intellectual disability, drug addiction, mood disorders, Schizophrenia, autism, Gene action, protein translation, gene expression, epigenetics, gene mutation, allelic diseases, population genetics, Constant Allele Frequencies, Nonrandom Mating, genetic drift, mutation, natural selection, eugenics, human ancestry, human origins, immunity genetics, human immune system, altering immunity, abnormal immunity, patenting DNA, modifying DNA, monitoring gene function, gene silencing, genome edition, genetic technology, genetic testing, genetic treatment, genetic counselling, Treating Genetic Disease, cancer genetics, reproductive technologies, infertility, subfertility, assisted reproductive technologies, extra embryos, personal genome sequencing

Topics: Microbiology, microbial metabolism, microbial growth, microbial genetics biotechnology, DNA technology, microorganisms classification, prokaryotes, domains bacteria, archaea, Eukaryotes, fungi, algae, protozoa, Helminths, epidemiology, pathogenicity, innate immunity, adaptive immunity, antimicrobial drugs, microbial diseases, human disease, environmental microbiology, applied microbiology, industrial microbiology

Topics: Infectious Diseases, Microbiology, antimicrobials, antibiotics, antifungals, antivirals, Antiparasitic therapy, infection control, bacteria, viruses, fungi, protozoa, helminths, ectoparasites, clinical syndromes, fever, Respiratory infections, head infections, neck infections, Cardiovascular infections,  Gastrointestinal infections, Urinary tract infections, Sexually transmitted infections, Neurological infections, Ophthalmological infections, Skin infections, soft tissue infections, Bone infections, joint infections, Pregnancy, childhood, Immunodeficiency, HIV, Health protection 

Topics: Organ Systems, Cells, Organelles, Microbiota, Organ Systems, Water, Acids, Bases, Buffers, H+ Concentration, Disorders of Protein Misfolding, Protein Structure, Precursor Proteins, active protein, Proteolysis, Protease Inhibitors, Protein Folding, Autophagy, Protein Misfolding, Fibrillogenic Diseases, Chemical Kinetics, Thermodynamics, Enzymes, Enzyme RegulationActive Site, Enzyme–Substrate Complex, Michaelis–Menten Model, Enzyme-Catalyzed Reactions, Irreversible Inhibition, Inhibition, Clinical Enzymology, Biomarkers of Tissue Injury, Tissue Injury, Serum, Plasma Markers, Tissue Damage, Simple Carbohydrates, Simple Carbohydrates, Heteropolysaccharides, Glycoconjugates, Glycoproteins, Glycolipids, Cell Membrane Constituents, Cell-Surface Glycoproteins, Serum Glycoproteins, Connective Tissue, Fibrous Protein, Nonfibrous Protein, Proteoglycan, Gastrointestinal Digestion, Gastrointestinal Absorption, Gastrointestinal Tract, Gastrointestinal Hormones, Carbohydrate Metabolism, Glycolysis, Tricarboxylic Acid Cycle, Glycolysis, Pyruvate Metabolism, Tricarboxylic Acid Cycle, Electron Transport Chain, Oxidative Phosphorylation, Oxygen-Consuming Systems, Mitochondrial Structure, Mitochondrial Genome, Respiratory Chain Expression, Mitochondrial Diseases, Gluconeogenesis, Glycogen Synthesis, glycogen Breakdown, Alternative Pathways, Hexose Interconversion, Amino Acid Metabolism, Metabolism of Ammonia, Lipid, fatty acid, Eicosanoid, Fatty Acid Oxidation, Unsaturated Fatty Acid, Trans-Fatty Acid, Essential Fatty Acid, Phospholipids, Glycosphingolipids, Cholesterol, Phosphatidylcholine, Phosphosphingolipid, Catabolism, Storage Disorders of Sphingolipids, Sphingolipids, Acetyl-Coa, Hmg-Coa, Plasma Lipoprotein, Contractile Systems, Muscle Systems, Nonmuscle Systems, Energy Metabolism, Obesity, Diabetes Mellitus, Chromosomes, Chromatin, DNA, Recombinant DNA Technology, DNA Replication, DNA Repair, DNA Mutation, Protein Synthesis, RNA, Messenger RNA, Prokaryotic Transcription, Genetic Code, tRNA Molecule, Ribosomes, Gene Expression, mRNA Synthesis, Gene Regulation, Nucleotide Metabolism