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Question
Define Uniport, Symport and Antiport. Do they require energy?
Solution
- Uniport: When a single substance moves in a single direction across a cell membrane, it is called uniport.
- Antiport: When two substances move in the opposite direction across a cell membrane, it is called antiport.
- Symport: When two substances move in the same direction across a cell membrane, it is called symport
They do not need energy directly.
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