Topics: Nucleic Acids, Nucleotides, Nucleosides; Biochemistry of Muscle, Biochemistry of Ageing, gout, Lessch-Nyhan syndrome, pyrimidine nucleotide biosynthesis, Orotic aciduria, Telomerase Theory of Aging, Disposable soma theory, Antagonistic pleiotropy theory, Gene Mutation Theory

Topics: Organic Chemistry, alkanes, cycloalkanes, chirality, alcohols, alkyl halides, Nucleophilic Substitution, alkenes, elimination reactions, alkynes, free radicals, arenes, aromaticity, Nucleophilic Substitution. electrophilic Substitution, Spectroscopy, Organometallic Compounds, alcohols, diols, thiols, Ethers, Epoxides, Sulfides, Aldehydes, Ketones, Carboxylic Acids, Nucleophilic Acyl Substitution, enols, enotates, Amines, Carbohydrates, lipid amino acids, peptides, proteins, Nucleosides, Nucleotides, Nucleic Acids, Synthetic Polymers, ionic bonds, covalet bonds, Lewis formula, octet rules

Topics: Amino acid digestion, Amino acid absorption, Deamination, Oxidative deamination, Transdeamination, Decarboxylation, urea cycle, Phenylketonuria, Alkaptonuria, Maple syrup urine disease, Homocystinuria, Creatine degradation, Urinary creatinine, Purine, Pyrimidine Metabolism, Nucleosides, Nucleotides, Chromosomes, Messenger RNA, Transfer RNA, Ribosomal RNA, Folic Acid, Anaemia, Nutritional anaemia, Microcytic anaemia

Topics: Biochemistry, Organic Chemistry, functional groups, polymeric compounds, isomerism, amino acids, peptides, proteins, Enzymes, Biocatalysis, Chemical Equilibria, Chemical Energetics, catalysts, enzymes, energetic coupling, energy-rich compounds, enzyme catalysis, Michaelis theory, Coenzymes, prosthetic groups, Oxidoreductases coenzymes, Group-Transferring Coenzymes, nucleic acids, protein biosynthesis, bases nucleosides, nucleotides, deoxyribonucleic Acid, DNA biosynthesis, RNA synthesis, protein biosynthesis, virus biochemistry, Nucleic Acid-Cleaving Enzymes, Phosphatases, protein metabolism, proteolytic enzymes, Endopeptidases, Exopeptidases, Dipeptidases, Amino Acids, Decarboxylation, transamination, Oxidative Deamination, urea cycle, Porphyrins, Hemins, Porphyrin Catalysis blood pigment degradation, Cytochromes, Catalases, Peroxidases, Chlorophyll, biologic Oxidation, oxygen metabolism, Combustion, Biologic Oxidation, redox potential respiratory chain, Electron-Transport Particles, Oxidative Phosphorylation, Respiratory Chain Phosphorylation, Oxygen-Activating Enzymes, citrate cycle, Glyoxylate Cycle, fat metabolism, fats, fatty acids, Phosphatides, Cerebrosides, Gangliosides, Glycerophosphatides, Sphingolipids, cholesterol biosynthesis, sterols, plant steroids, vitamin D, bile acids, stroid hormones, carotenoids, Vitamin A, Tocopherol, Phylloquinone, Ubiquinone, Plastoquinone, Simple Sugars, Monosaccharides, Glucose Oxidation, Glycolysis, Alcoholic Fermentation, fructose metabolism, Aerobic Carbohydrate Breakdown, photosynthesis, Photophosphorylation, water photolysis, Glycosides, Oligosaccharides, Polysaccharides, glycoside bond, disaccharides, Polysaccharides, Homoglycans, Mucopolysaccharides, Carbohydrates Metabolism, fatty acids metabolism, protein metabolism, Endoplasmic Reticulum, cell, Mitochondria, cytoplasm, hormones, hormonal regulation, Adrenocortical Hormones, Gonadal Hormones, Thyroid Hormones, Parathyroid Hormone, Pancreatic Hormones, Hypophyseal Hormones, Tissue Hormones, Pheromones, mineral metabolism, water balance, active transport, Acid-Base Equilibrium, nutrition, vitamins, caloric value, Essential Food Components, Fat-Soluble Vitamins, Water-Soluble Vitamins, digestive tract, liver, blood kidney, urine, Excretion Products, Muscle biochemistry, Nerve Conduction biochemistry

Topics: Nucleic Acids, Nucleic Acid structure, Nucleic Acid chemistry, Nitrogen-Containing Bases, DNA, RNA, Pentose Sugars, Nucleosides, Nucleotides, DNA Structure, DNA Double Helix, Complementary Base Pairs, DNA Replication, RNA

Topics: Thymine, cytosine, uracil, adenine, guanine, nucleosides, Pyrimidine-based structures, nucleotides, polynucleotides, nucleic acid, Purine Nucleotides, Purine Nucleotides synthesis, Purine Nucleotides degradation, Purine Nucleotides disorders, Nucleotides synthesis, Nucleic acid, nucleotide biosynthesis, Salvage pathway, purines, Purine Salvage Pathway, De Novo synthesis, uric acid, gout, Purine Metabolism disorder, Lesch-Nyhan syndrome

Topics: Nucleic acid metabolism, nucleic acid, nitrogen bases, pentoase sugars, Nucleosides, Nucleotides, RNA, DNA, DNA Double Helix, DNA Replication, Ribonucleic Acid, Ribosomal RNA, Messenger RNA, Protein Synthesis, transfer RNA, Transcription, RNA Polymerase, Prokaryotic Transcription, Lactose Operon, lactose Repressor, genetic code

Topics: Transfer RNA ( tRNA), Ribosomal RNA (rRNA), Nucleosides, Central Dogma of Molecular Biology