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Lecture 18
Chapter 11 pt. 3
Question | Answer |
---|---|
Cation transporters that are phosphorylated by ATP are ___________ transporters. | P-Type |
NaK ATPases pump how many Na and K out per ATP? What does this create? | 3, 2;potential difference |
A membrane has a potential of ____ to ____ mV. This action potential drives the transmission of neuron signals. | -50 to -70 |
Which transport couples a -delta G which in turn gives a +delta G to give an upward transport. | Secondary transport |
What allows ONLY water to pass? | Aquaporin |
What type of channel is very specific and why? | Ion-they allow only specific ions to pass |
Why is a K ion channel so selective? | Due to the radius of K. |