Topics: Signals, unit step function, unit ramp function, unit parabolic function, unit impulse function, sinusoidal signal, time shifting, signal analysis, Fourier series, wave symmetry, Fourier spectrum, Gibbs phenomenon, Continuous-time Fourier series, Fourier transform, signal transmission, convolution, time convolution, theorem, signal comparison, energy density spectrum, power density spectrum, density function, sampling, sampling theorem, Anti-Aliasing filter, data reconstruction, Laplace transforms, waveform synthesis, Z-transform, system realization, discrete-time Fourier transform

Topics: South-South Cooperation, Non-Aligned Movement, Group of Seventy Seven Countries, globalisation, Regional Development Initiatives in Africa, Technology Transfer, Regional Security

Topics: elements, compounds, atomic theory, chemical reaction, atom constituents, chemical symbols, chemical formulae, chemical reactions, chemical equations, electronic configuration, atomic number, mass numbers, nuclear atom, electronic, energy levels, Ion formations, nuclear reactions, radioactivity, nuclear radiations, nuclear fusion, nuclear fission, radioactivity hazards, chemical bonding, electrovalent bonding, Ionic bonding, electrovalent compounds, covalent bonding, covalent compounds, coordinate covalent bonding, dative covalent bonding, metallic bonding, intermolecular bonding, Van der Waal's forces, dipole-dipole attractions, hydrogen bonding, periodic table, periodic law, transition elements, atomic orbital model, principal quantum number, subsidiary quantum number, azimuthal quantum number, magnetic quantum number, spin quantum number, atomic orbital shape, atomic size, ionic radius, ionization energy, electron affinity, electronegativity, mole concept, melting, vaporization, boiling point, evaporation sublimation, heating graphs, cooling graphs, Boyle's law, Charles's law, Avogadro's law, boiling, solid classification, solid properties, molecular solid, metallic solid, Ionic solid, covalent solid, energy changes, heat content, heat of reaction, exothermic reactions, energy level diagrams, standard state, thermochemical equations, entropy, entropy change, free energy, chemical kinetic, rate of a chemical reaction, temperature, gas pressure, catalyst, activation, reaction rate, collision theory, Le Chatelier's principle, Haber process, contact process, salt hydrolysis, buffer solutions, common Ion effect, solubility product, Acid bases, salt, electrolysis, redox reactions, electrolytic conduction, oxidation, reduction, copper purification, electroplating, quantitative hydrolysis, metal corrosion, iron rusting, carbon, carbon allotropes, Diamond graphite, amorphous carbon, combustion reactions, industrial gas chemistry, metals, alloys, chemical industry, heavy chemicals, fine chemicals, fertilizers, plastics, soaps, detergents, pharmaceuticals, Nigerian chemical industry, aromatic compounds, Alicyclic compound, heterocyclic compound, homologous series, functional groups, isomerism, structural isomerism, geometric isomerism, IUPAC Nomenclature of organic compounds, purification methods, distillation, crystallization, chromatography, empirical formula, molecular formular, alkanes, natural gas, petroleum crude oil, benzene, fractional distillation petrol quality, cracking, isomerization, petrochemicals, alkanols, alkanoic acid, alkenoate, fat, oils, amino acid, polymer chemistry, polymerization processes, condensation polymerization, resins, natural polymers, carbohydrates, proteins, synthetic polymers, water pollution

Topics: AMINO ACID CHEMISTRY, Neutral amino acids, Aliphatic amino acid, Aromatic amino acid, Hydroxy amino acid, Sulphur- containing amino acid, Heterocyclic amino acid, Imino acid, Acidic amino acid, essential amino acid, non essential amino acid, Iso-electric point, Zwittern ion, PROTEIN CHEMISTRY, Denaturation of protein, Folloculation of protein, Simple proteins, albuminoids, scleroproteins, Conjugated proteins, compound protein, Glycoproteins, Mucoproteins, Glycoproteins, Mucoproteins, Lipoproteins, Phosphoproteins, Metalloproteins, Chromoproteins, Nucleoproteins, Derived proteins, Protein misfolding diseases, Protein misfolding, chaperones

Topics: Functional Groups, Aliphatic hydrocarbon, hydrocarbon, Naming carbon chains, Functional Group Priority, aromatics, esters, Aldehyde, Ketone, amides, alcohol, amine, isomerism, Geometric isomers, isomers, Stereoisomers

Topics: Lines, Lettering, Geometrical Constructions, Loci, Trochoids-involutes-Helices-Mechanisms, Orthographic Projection, First Angle, Third Angle, Dimensioning, Sectional Views, Full Sections-Section, Lines-Half Sections, Local Sections, Revolved Sections, Removed Sections, Part Sections, Off-set Sections, Aligned Sections, Conventions, Screw Threads, Hexagon Nuts, Bolts, Screws, Studs, Machine Screws-Hexagon Socket, Screws, Set Screws-Slotted, Grub Screws, Locking Devices, Keys, Cottered Joints, True Lengths, Isometric Projection, Oblique Projection, Technical Sketching, Machine Drawings

Topics: aliphatic hydrocarbons, isolation purification

Topics: Digestive system, alimentary tract, liver, Functions of liver

Topics: first week of human development, second week of human development, third week of human development, fourth to eight weeks of human development, fetal period, Placenta, Fetal Membranes, body cavities, mesenteries, diaphragm, pharyngeal apparatus, face, neck, alimentary system, urogenital system, development of limbs, human birth defects

Topics: anaesthetics, Premedication medicines, anaesthetic adjuvants, Skeletal muscle relaxants, cholinesterase inhibitors, ANALGESICS, ANTIPYRETICS, NON STEROIDAL - ANTI-INFLAMMATORY MEDICINES, Narcotic analgesics, Narcotic antagonist, Narcotic medicines, Nonnarcotic analgesics, antipyretics, Nonsteroidal anti-inflammatory medicines, ANTI-CONVULSANTS, ANTI-EPILEPTICS, ANTI-INFECTIVE MEDICINES, antidote, amoebicide, anthelmintics, intestinal anthelmintics, antifilarial, antischistosomoal, antitrematode medcine, antibacterial medicine, antifilarial medicine, antileprosy medicine, antimalarial medicine, prophylaxis, antitrpanosomal medicine, antileishmaniasis medicine, antituberculosis medicine, antiviral medicine, antiretroviral medicine, systemic antifungal medicine, anti-migraine medicine, antineoplastic medicine, immunosuppressive medicine, antiseptics, disinfectants, blood products, plasma substitute, plasma fraction, cardiovascular medicine, anti-anginal medicine, anti-arrhythmic medicine, antihypertensive medicine, dental medicine, Anti-inflammatory dental medicine, mouthwash, dermatological medicine, anti-acne medicine, anti-fungal medicine, anti-infective medicine, anti-inflammatory medicine, antipruritic medicine, astringent medicine, keratolytic medicine, keroplastic medicine, psoriasis, vitiligo medicine, dialysis solution, diuretics, antitussive, Antiasthmatics, Anti-anaemia medicine, anticoagulants, antiplatelets, anti-fibrinolytic drug, haemostatic drug, fibrinolytic, anti-parkinsonism medicine, anaphylaxis, anti-anaphylatics, antihistamines, ear medicine, nose medicine, anti-inflammatory medicine, gastrointestinal medicine, heliobacter pylori eradication, acid suppressants, endocrine medicine, antidiabetic medicine, insulin, oral antidiabetic medicine, contraceptive, intruterine devices, androgens, estrogens, antithyroid medicine, thyroid medicine, sera, immunoglobulins, vaccine, immunization, endocrine disorders, gastric function, mysthenia gravis, opthalmic medicine, radiocontrast media, alimentary tract, ophthalmological medicine, miotics, antiglaucoma