Edexcel IGCSE Biology 復(fù)習(xí)筆記 5.1.6 Fish Farming Fish Farming Benefits of fish farming Most fish are still caught in the wild (i.e. in the open ocean or in freshwater rivers and lakes) However,?ov...
Edexcel IGCSE Biology 復(fù)習(xí)筆記 5.1.5 Bacteria in Food Production Bacteria in Food Production Microorganisms?can be used by humans to produce foods and other useful substances As well as fung...
In exams you’ll commonly be asked to sketch the graphs of different polynomial functions with and without the use of your GDC. What’s the relationship between a polynomial’s degree and its zeros? I...
What is polynomial division? Polynomial division is the process of?dividing two polynomials This is usually only useful when the?degree of the denominator?is?less than or equal?to the?degree of the...
What is the factor theorem? The?factor theorem?is used to find the linear factors of?polynomial?equations This topic is closely tied to finding the?zeros?and?roots?of a?polynomial?function/equation...
Edexcel IGCSE Biology 復(fù)習(xí)筆記 5.1.4 Anaerobic Respiration in Yeast Practical: Investigating Anaerobic Respiration in Yeast Yeast can respire?anaerobically?(without oxygen), breaking down gl...
What transformations do I need to know? How do horizontal and vertical transformations affect each other? Horizontal and vertical transformations?are?independent?of each other The horizontal transf...
Edexcel IGCSE Biology 復(fù)習(xí)筆記 5.1.3 Yeast in Food Production Yeast in Food Production Microorganisms can be used by humans to produce foods and other useful substances One example of this i...
Edexcel IGCSE Biology 復(fù)習(xí)筆記 5.1.2 Crop Plants: Increasing Yield Crop Plants: Fertilisers Modern technology has increased food supply substantially in two key ways: Fertilisers?- fertilise...
