Edexcel IGCSE Biology: Double Science 復習筆記 2.8.2 Transport Systems in Flowering Plants Xylem The?roots,?stem?and?leaves?form a plant organ system for the transport of substances around t...
Edexcel IGCSE Biology: Double Science 復習筆記 2.8.1 The Requirement for Transport Systems Unicellular Organisms In order for any organism to function properly, it needs to?exchange substanc...
Edexcel IGCSE Biology: Double Science 復習筆記 2.7.3 Practical: The Effect of Exercise on Breathing Practical: The Effect of Exercise on Breathing Exercise causes the?frequency of breathing ...
Edexcel IGCSE Biology: Double Science 復習筆記 2.7.2 Smoking & the Human Gas Exchange System Smoking & the Gas Exchange System Smoking causes?chronic obstructive lung disease?(COPD),...
Edexcel IGCSE Biology: Double Science 復習筆記 2.7.1 Human Gas Exchange System Structure of the Breathing System The?lungs?are the?gas exchange surface?in humans All gas exchange surfaces ha...
Edexcel IGCSE Biology: Double Science 復習筆記 2.6.3 Practical: Investigating Respiration Practical: Investigating Respiration We can investigate the production of?carbon dioxide?and?heat?fr...
Edexcel IGCSE Biology: Double Science 復習筆記 2.6.2 Types of Respiration Aerobic Respiration Aerobic?respiration requires?oxygen It is defined as?the chemical reaction in cells that uses ox...
Edexcel IGCSE Biology: Double Science 復習筆記 2.6.1 Energy ATP Organisms need energy for things such as: Chemical reactions?to build larger molecules from smaller molecules Muscle contracti...
Edexcel IGCSE Biology: Double Science 復習筆記 2.5.11 Absorption Absorption of Food & Water The Stages of Food Breakdown Food taken into the body goes through several?different st...
Edexcel IGCSE Biology: Double Science 復習筆記 2.5.10 Humans: Bile Bile Production Bile is an?alkaline?substance produced by cells in the?liver Before being released into the?small intestine...
10月10日，香港考試評核局在其官網更新了2023年的AP報名信息。2023年考試以線下筆試形式進行，AP Chinese 及 AP Japanese則采用機考形式。香港地區2023年度的AP考試報名將于10月13日正式開啟，報名時間為10月13日...
Edexcel IGCSE Biology: Double Science 復習筆記 2.5.9 Humans: Digestive Enzymes The Role of Digestive Enzymes The purpose of digestion is to?break down large, insoluble molecules?into?smaller...
