Biology A-Level
coupled reactions
What coupled reactions means in Biology A-Level, as defined for AQA.
Definition of coupled reactions
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Reference: AQA
The linking of ATP hydrolysis to energy-requiring reactions within cells, so energy is used directly rather than lost as heat.
Topics that use coupled reactions
- ATP (AQA A-Level)
Related terms
- active transport
- ATP hydrolase
- ATP hydrolysis
- adenine and ribose
- immediate energy source
- nucleotide derivative
- three phosphate groups
Using coupled reactions in the exam
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