Cell/membrane/membrane transport/membrane transport protein/channels/specificity
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POINT!
| The channels are specific for each ion. |
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Sodium ions can NOT pass through the potassium channel.
Potassium ions CAN pass through the potassium channel.
Challenge Quiz
1.
Sodium (Na+) can can not pass through the potassium (K+) channel.
2.
Sodium (Na+) can can not pass through the sodium (Na+) channel.
3.
Potassium (K+) can can not pass through the potassium (K+) channel.
4.
Potassium (K+) can can not pass through the sodium (Na+) channel.