Molecular Visualisation: Carbohydrates Online learning tools exist that can provide visualisations of large biomolecules Mouse functions can zoom and rotate molecules Many of these make use of JMol...
Long Term Storage Lipids are excellent storage compounds Lipid macromolecules, like carbohydrates, contain carbon, hydrogen and oxygen atoms However, unlike carbohydrates, lipids contain a low prop...
Fatty Acids: Types Triglycerides are a form of lipid, made up of one molecule of glycerol with three fatty acids attached to it These fatty acids have long hydrocarbon ‘tails’ Fatty acids occur in ...
Edexcel IGCSE Geography 复习笔记 4.3.3 Management of Energy Sources Sustainable Energy Management Sustainable energy management is essential if future generations are to have the energy resources t...
Edexcel IGCSE Geography 复习笔记 4.3.2 Types of Energy Sources Non-Renewable Energy Non-renewable energy are energy sources which are finite and will eventually run out. They include: Gas Oil Coal ...
Edexcel IGCSE Geography 复习笔记 4.3.1 Energy Demand and Production Energy Demand Global energy demand has rapidly increased. Population growth and development are the two main causes of the increa...
Edexcel IGCSE Geography 复习笔记 4.2.3 Relationship of Population on Resources Population & Resources Economic activities all involve the use of resources and energy The rate at which resources...
Edexcel IGCSE Geography 复习笔记 4.2.2 Informal Employment Causes of Informal Employment Informal employment is any employment which is unregulated and unofficial It is estimated that more than 60%...
Formation of Sugars Monosaccharides can join together via condensation reactions to form disaccharides A condensation reaction is one in which two molecules join together via the formation of a new...
