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GCSE Combined Science · key term
The building of larger molecules from smaller molecules through chemical reactions.
Used by AQA and Edexcel
Specification 4.4.2.3 · Paper 1
Revise: MetabolismMetabolism is the sum of all the chemical reactions in a cell or organism. It includes both synthesis, which builds molecules, and reactions that break molecules down.
Paper 1, Paper 2
The building of larger molecules from smaller molecules.
For lipid synthesis, state the ratio: one glycerol molecule combines with three fatty acid molecules.
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Enzymes are proteins whose shape is essential to their function. They catalyse both breakdown and synthesis, the building of larger molecules from smaller ones.