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OCR A Level Biology:復(fù)習(xí)筆記2.2.3 Monosaccharides
Monosaccharides Sugars can be classified as reducing or non-reducing; this classification is dependent on their ability to donate electrons Reducing sugars?can?donate electrons (the carbonyl group ...
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OCR A Level Biology:復(fù)習(xí)筆記2.2.1 Properties of Water
Properties of Water Water is of great biological importance. It is the medium in which all metabolic reactions take place in cells. Between 70% to 95% of the mass of a cell is water As 71% of the E...
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CIE IGCSE Biology: 復(fù)習(xí)筆記：3.1.1 Diffusion
CIE IGCSE Biology: 復(fù)習(xí)筆記：3.1.1 Diffusion Diffusion Diffusion is the?movement of molecules?from a region of its?higher?concentration to a region of its?lower?concentration Molecules?move down a ...
CIE IGCSE Biology: 復(fù)習(xí)筆記：3.1.2 Factors that Influence Diffusion
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CIE IGCSE Biology: 復(fù)習(xí)筆記：2.1.3 Magnification Formula
CIE IGCSE Biology: 復(fù)習(xí)筆記：2.1.3 Magnification Formula Magnification Formula Calculating magnification and specimen size using millimetres as units Magnification is calculated using the following...
