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biological molecules (Food tests (Glucose (Add Benedict's solution and…
biological molecules
Food tests
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Lipid
add ethanol to dissolve lipid, then mix with water
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enzymes
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The active site in an enzyme is where the reaction occurs, the active site has a specific 3D shape that only fits one shape of substrate molecule.
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Carbohydrates
They are made out of three things: Carbon, hydrogen and oxygen.
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Two types of storage molecules in cells are starch and glycogen because they are insoluble, they are compact and they have lots of glucose ready for respiration.
Proteins
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The chemical elements that are present in proteins are: Nitrogen, oxygen, carbon, hydrogen and sometimes sulphur.
These are made up of many amino acids joined together to form long chains which fold themselves up depending on the interactions between the different amino acids in the chain.