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A protein's function is determined by its structure. The structure of a protein can be described in four different ways, the most basic of which is the primary structure. Proteins are made up of polypeptide ...

You've heard it before but plan, plan, plan. Planning in an exam can always seem daunting - you panic about whether you're remembering texts correctly. One way to solve this is to plan as revision. This solv...

Break your work down so it is more manageable. One technique which often works for both visual and reading/writing learners is to make tables mapping out the poems, books and plays you are studying. Then bre...

A saccharide composed of two sugars. For example lactose is a disaccharide as it contains glucose ( a monosaccharide) and galactose (another monosaccharide) connected by a glycosidic bond

A peptide is usually a short sequence of amino acids. Proteins are much larger structures, also comprised of amino acids, but having different levels of organisation such as forming secondary, tertiary and q...