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GCSE Biology · key term
All the chemical reactions occurring within a cell or organism.
Used by AQA, Edexcel and OCR
Specification 4.2.2.1, 4.4.2.3 · Paper 1
The sum of all the chemical reactions occurring in a cell or organism.
Revise: The Mechanism and Factors of Enzyme ActionThe total of these reactions is metabolism.
The sum of all the chemical reactions in a cell or the body.
Include both synthesis and breakdown when explaining metabolism; respiration is one of its reactions.
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Specification 8.9 · Paper 2
All the chemical reactions taking place within a cell or organism.
Specification B1.2g, B1.3a, B3.3a · Paper 1 (Foundation), Paper 3 (Higher)
Revise: Enzyme Mechanism and MetabolismTogether, all the chemical reactions in a cell or organism make up its metabolism. These include reactions in respiration and photosynthesis, the breakdown of large molecules during digestion, and the construction of molecules needed for growth and repair.
All the chemical reactions taking place in the cells of an organism.