Edexcel IGCSE Biology 復(fù)習(xí)筆記 1.1.4 Living Organisms: Response to Surroundings Response to Surroundings The sensitivity?of an organism refers to its ability to detect and?respond?to?...
Gross Primary Production During?photosynthesis, primary?producers?(such as plants and algae) convert?light?energy to?chemical?energy stored within?biological molecules Gross primary producti...
Edexcel IGCSE Biology 復(fù)習(xí)筆記 1.1.3 Living Organisms: Excretion Excretion Chemical reactions?that take place inside living cells are described as?metabolic reactions Metabolic reacti...
Edexcel IGCSE Biology 復(fù)習(xí)筆記 1.1.2 Living Organisms: Nutrition & Respiration Nutrition Organisms must obtain food to provide?energy Energy is necessary to carry out life processes e.g. moveme...
Edexcel IGCSE Biology 復(fù)習(xí)筆記 1.1.1 The Unifying Characteristics of Living Organisms The Unifying Characteristics of Living Organisms In order for something to be considered 'living', it must fulf...
Edexcel IGCSE Maths 復(fù)習(xí)筆記 6.6.1 Combined Probability - Basics What do we mean by combined probabilities? This can mean lots of things as you’ll see over these notes and the next set In general i...
Edexcel IGCSE Maths 復(fù)習(xí)筆記 6.5.2 Probability - Two Way Tables What are two-way tables? While?Venn?diagrams?are great at showing?overlap?they can only show one feature (characteristic) of a situat...
Edexcel IGCSE Maths 復(fù)習(xí)筆記 6.5.1 Probability - Venn Diagrams What is a venn diagram? Venn?diagrams?allow us to show?two?(or more) characteristics of a situation where there is overlap between the...
Edexcel IGCSE Maths 復(fù)習(xí)筆記 6.4.1 Basic Probability What do we mean by basic probability? There are both simple concepts and very hard topics in probability Probability is used in many areas and i...
