IB DP Biology: HL復習筆記2.2.3 Lipids
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...
IB DP Biology: HL復習筆記2.2.2 Fatty Acids
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 復習筆記 4.3.3 Management of Energy Sources
Edexcel IGCSE Geography 復習筆記 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 復習筆記 4.3.2 Types of Energy Sources
Edexcel IGCSE Geography 復習筆記 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 復習筆記 4.3.1 Energy Demand and Production
Edexcel IGCSE Geography 復習筆記 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 復習筆記 4.2.3 Relationship of Population on Resources
Edexcel IGCSE Geography 復習筆記 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 復習筆記 4.2.2 Informal Employment
Edexcel IGCSE Geography 復習筆記 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%...
IB DP Biology: HL復習筆記2.2.1 Carbohydrates
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...
Edexcel IGCSE Geography 復習筆記 4.2.1 Impacts of Economic Sectors
Edexcel IGCSE Geography 復習筆記 4.2.1 Impacts of Economic Sectors Case Study: Sector Shift in the UK The UK is in the?post-industrial stage?of the?Clark-Fisher?model It was the first country to ex...
