CIE IGCSE Biology: 復習筆記：6.1.4 Minerals in Plants
CIE IGCSE Biology: 復習筆記：6.1.4 Minerals in Plants Minerals in Plants Photosynthesis produces carbohydrates, but plants contain many other types of biological molecule; such as proteins, lipids ...
CIE IGCSE Biology: 復習筆記：6.1.3 Use & Storage of Carbohydrates
CIE IGCSE Biology: 復習筆記：6.1.3 Use & Storage of Carbohydrates Use & Storage of Carbohydrates How are the products of photosynthesis used? The carbohydrates produced by plants during pho...
OCR A Level Biology:復習筆記2.5.3 Diffusion & Facilitated Diffusion
Diffusion & Facilitated Diffusion Diffusion is a type of?transportation?that occurs?across the cell membrane It can be defined as: The net movement, as a result of the random motion of its mole...
CIE IGCSE Biology: 復習筆記：6.1.2 Chlorophyll
CIE IGCSE Biology: 復習筆記：6.1.2 Chlorophyll Chlorophyll Chlorophyll is a?green pigment?that is found in?chloroplasts?within plant cells It is this pigment which gives plants their characteristic...
CIE IGCSE Biology: 復習筆記：6.1.1 Photosynthesis
CIE IGCSE Biology: 復習筆記：6.1.1 Photosynthesis Photosynthesis Green plants make the carbohydrate?glucose?from the raw materials?carbon dioxide?and?water At the same time?oxygen?is ...
OCR A Level Biology:復習筆記2.5.2 Membrane Structure & Permeability
Factors Affecting Membrane Structure & Permeability The?permeability?of?cell membranes?is affected by different?factors?or conditions, such as: Temperature Solvent concentration Temperat...
CIE IGCSE Biology: 復習筆記：5.1.5 Enzymes & pH: Extended
CIE IGCSE Biology: 復習筆記：5.1.5 Enzymes & pH: Extended Enzymes & pH: Extended The optimum pH for most enzymes is 7 but some that are produced in acidic conditions, such as the stomach, h...
OCR A Level Biology:復習筆記2.5.1 The Cell Surface Membrane
Roles of Membranes Membranes are?vital?structures found in all cells The?cell surface membrane?creates an enclosed space separating the internal cell environment from the external environment Intra...
OCR A Level Biology:復習筆記2.4.9 Practical: Measuring Enzyme Activity
Practical: Measuring Enzyme Activity The?progress?of?enzyme-catalysed reactions?can be investigated by: Measuring the?rate of formation of a product Measuring the?rate of disappearance of a substra...
