Biology A-Level
co-transport
What co-transport means in Biology A-Level, as defined for AQA.
Definition of co-transport
Check what you remember
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Reference: AQA
Sodium ions re-enter the cell down their concentration gradient through a co-transporter protein, carrying glucose or an amino acid with them.
Topics that use co-transport
- Digestion and absorption (AQA A-Level)
Related terms
- amylase and maltose
- bile salts and emulsification
- endopeptidases and exopeptidases
- enzyme specificity
- hydrolysis
- membrane-bound disaccharidases
- micelles
- sodium-potassium pump
Using co-transport in the exam
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