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Summary and activities

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Boardworks - Proteins Lipids - Summary Activities

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Components of Cell Membranes - Boardworks

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Powerpoint

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Website link

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aqueous solution. The other chemicals that make up living things are mostlyorganic macromolecules belonging to the 4 groupsproteins, nucleic acids,carbohydrates or lipids. These macromolecules are made up from specificmonomers as shown in the table below. Between them these four groups make up 93% of the dry mass of living organisms, the remaining 7% comprising small organic molecules (like vitamins) and inorganic ions.

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Textbook pages - OCR Biology AS

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Carbohydrates

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Revision material

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Biochemistry: Biological Molecules