Post Views: 11 Thrombosis Formation of a clot in the blood vessels is called thrombosis. Coronary thrombosis is the most common. It is caused by blockage of coronary artery which… Read More »DISEASES AND DEFECTS OF CIRCULATORY SYSTEM
Post Views: 30 The Circulatory System Large and complex animals have circulatory systems that consist of tubes, a transport fluid and a means of pumping the fluid. Blood is the… Read More »TRANSPORT IN ANIMALS
Post Views: 26 The factors that affect transpiration are grouped into two. Environmental and Structural Factors Cuticle Environmental factors Temperature High temperature increases the internal temperature of the leaf. This… Read More »FACTORS AFFECTING TRANSPIRATION – FULL DETAILS
Post Views: 630 BIOLOGY (BIO) SSS 3- FIRST TERM 1. Regulation of Internal Environment 2. Nervous Co-ordination 3. Sense Organs 4. Ecology of Population 5. Balance in Nature 6. Reproductive… Read More »BIOLOGY SSS 3 SCHEME OF WORK
Post Views: 729 BIOLOGY (BIO) SSS 2- FIRST TERM Organization of Life – Classification of Plants The Organism at Work – Digestive System – Transport System – Respiratory System –… Read More »BIOLOGY SSS 2 SCHEME OF WORK
Post Views: 872 BIOLOGY SS 1- FIRST TERM Organization of Life 1. Recognizing living things 2. Classification of Living Things – Kingdoms: Monere, Protista and Fungi, Plantae and Animalia 3.… Read More »SCHEME OF WORK FOR BIOLOGY SS 1
Post Views: 9,789 These are organic compounds that are essential for proper growth, development and functioning of the body. Vitamins are required in very small quantities They are not stored… Read More »IMPORTANCE OF VITAMINS, MINERAL SALTS, ROUGHAGE AND WATER IN HUMAN NUTRITION VITAMINS
Post Views: 9,347 COMMON DENTAL DISEASES – Carries, Causes, Treatment & Periodontal Diseases Dental Carries Dental carries are the holes or cavities that are formed as acid corrodes enamel and… Read More »DENTAL DISEASES
Post Views: 9 TYPES OF MAMMALIAN TEETH Mammals have four kinds of teeth The incisors are found at the front of the jaw They are sharp-edged and are used for… Read More »TYPES OF MAMMALIAN TEETH
Post Views: 13 ENZYMES – FULL EXPLANATION Enzymes are biological catalysts that increase the rate of chemical reaction in the body. They are all produced inside cells. Some are intracellular… Read More »ENZYMES – FULL EXPLANATION
Post Views: 439 NUTRITION IN ANIMALS – HETEROTROPHISM Meaning and Types of Heterotrophism This is a mode of nutrition whereby organisms feed on complex organic matter from other plants or… Read More »NUTRITION IN ANIMALS – HETEROTROPHISM
Post Views: 749 Proteins are the most abundant organic compounds in cells and constitute 50% of total dry weight Proteins are compounds which are made up of carbon, hydrogen, nitrogen,… Read More »PROTEINS – WELL EXPLAINED DETAILS
Post Views: 850 POLYSACCHARIDES If many monosaccharides are joined together through condensation, a polysaccharide is formed Polysaccharides may consist of hundreds or even thousands of monosaccharide units Examples of polysaccharides:… Read More »POLYSACCHARIDES
Post Views: 951 DISACCHARIDES – WELL EXPLAINED These contain two monosaccharide units. The chemical process through which a large molecule (e.g a disaccharide) is formed from smaller molecules is called… Read More »DISACCHARIDES – WELL EXPLAINED
Post Views: 845 MONOSACCHARIDES These are simple sugars The carbon atoms in these sugars form a chain to which hydrogen and oxygen atoms are attached Monosaccharides are classified according to… Read More »MONOSACCHARIDES
Post Views: 8,448 Active transport is the movement of solutes such as glucose, amino acids and mineral ions; From an area of their low concentration to an area of high… Read More »ACTIVE TRANSPORT
Post Views: 739 CHEMICAL COMPOUNDS WHICH CONSTITUTE LIVING ORGANISMS All matter is made up of chemical elements, each of which exists in the form of smaller units called atoms Some… Read More »CHEMICAL COMPOUNDS WHICH CONSTITUTE LIVING ORGANISMS
Post Views: 739 COMPARISON BETWEEN ANIMAL CELL AND PLANT CELL Plant Cell & Animal Cell Cell Specialisation Cells are specialised to perform different functions in both plants and animals Example;… Read More »COMPARISON BETWEEN ANIMAL CELL AND PLANT CELL
Post Views: 754 WATER RELATIONS IN PLANT AND ANIMAL CELLS The medium (solution) surrounding cells or organisms is described by the terms hypotonic, hypertonic and isotonic. A solution whose solute… Read More »WATER RELATIONS IN PLANT AND ANIMAL CELLS
Post Views: 949 THE CELL – Cell membrane, Cell wall, Plasma Membrane, Endoplasmic Reticulum & Ribosomes, Goigi Bodies, Mitochondria Introduction What is a cell? The cell is the basic unit… Read More »THE CELL – Cell membrane, Cell wall, Plasma Membrane, Endoplasmic Reticulum,